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We, as human beings, whom God has honored with an intellect through which we infer in studies and scientific research, must continue to develop our knowledge of the secrets of creation, so that we may know and comprehend something of His knowledge, Glorified and Exalted is He, to the extent that He has willed for us, as stated in the Holy Qur’an.

A broad range of astronomical and cosmological observations—including galactic rotation curves, the dynamics of galaxy clusters, gravitational lensing, anisotropies in the cosmic microwave background, and the large-scale distribution of matter—reveals gravitational effects that cannot be adequately explained by the observed quantity and distribution of ordinary baryonic matter alone. Within the framework of general relativity and the standard ^CDM cosmological model, these observations are interpreted as evidence for an additional gravitating component, conventionally designated dark matter

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Contemporary cosmological models indicate that dark matter is predominantly non-baryonic, electrically neutral, sufficiently stable over cosmological timescales, and relatively cold during the epochs relevant to the formation of cosmic structure. These characteristics are inferred from astrophysical and cosmological observations and describe the properties required of dark matter by current models; they do not, however, establish the identity of its underlying constituents.

The origin of dark matter remains uncertain. Several theoretical mechanisms have been proposed for its production in the early Universe, including thermal freeze-out and non-thermal production processes. Numerous candidate constituents have likewise been proposed, including weakly interacting massive particles, axions and axion-like particles, sterile-neutrino-like particles, and other hypothetical species. To date, however, no specific dark-matter particle has been conclusively identified through direct detection, indirect astrophysical observations, or particle-collider experiments.

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Accordingly, although the existence of dark matter as a gravitating cosmic component is supported by multiple independent lines of evidence, its microscopic nature, production mechanism, and cosmological origin remain open questions. Ongoing research seeks to determine its fundamental properties, possible interactions, and role in the formation, dynamics, and large-scale evolution of the Universe.

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It is essential that scientific research continue to investigate the nature of dark matter, its physical properties, its possible mechanisms of interaction, and its potential influence on the formation, dynamics, and overall evolution of the Universe. Continued inquiry may deepen our understanding of the fundamental laws governing the cosmos while also enabling us to contemplate the magnificence of An Interdisciplinary Study of Its Gravitational Evidence, Unknown Physical Nature, and Role in the Structure and Evolution of the Universe God’s creation and recognize the signs of His creation for the heavens and Earth.

Related Notes:

1) The phrase means: ordinary matter composed only of baryons.

Baryons are particles such as:

• Protons

• Neutrons

Therefore, ordinary baryonic matter includes most of what we observe in the universe: stars, planets, gases, dust, and our own bodies.

The word “only” conveys restriction or exclusivity: that is, the discussion is limited to this type of matter, without including dark matter, dark energy, or other possible forms of matter.

2) The standard cosmological model (^CDM) is the most widely used scientific model for describing the origin of the universe, its evolution, and its large-scale structure. It is also called the Lambda–Cold Dark Matter model.

Meaning of the symbols

The standard cosmological model: A theoretical framework that explains the expansion of the universe, the formation of galaxies, the cosmic microwave background radiation, and the evolution of cosmic structure.

^— Lambda: It represents the cosmological constant in Einstein’s equations and is commonly associated with dark energy, which is used to explain the accelerating expansion of the universe.

CDM: An English abbreviation for Cold Dark Matter.

Here, “cold” does not simply mean low temperature in the ordinary sense. Rather, it means that dark-matter particles moved relatively slowly compared with the speed of light during the important stages of cosmic evolution; in other words, they were approximately non-relativistic.

Simplified meaning

The statement assumes that the universe is composed mainly of:

• Ordinary, or baryonic, matter, such as atoms, stars, and planets.

• Cold dark matter, which cannot be observed directly but exerts gravitational effects.

• Dark energy, represented by the symbol ^, and associated with the accelerating expansion of the universe.

Thus, it may be expressed as: the standard cosmological model based on the cosmological constant and cold dark matter.

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Matter is composed of particles, including electrons, protons, and neutrons, and can exist in several states, such as solids, liquids, gases, and plasmas. The properties and interactions of these constituent particles determine the mass, volume, and other physical characteristics of matter.

Antimatter consists of antiparticles that correspond to the particles of ordinary matter. Each antiparticle has the same mass as its corresponding particle but opposite electric charge and opposite values of certain additive quantum numbers. For example, an electron has a negative electric charge, whereas its antiparticle, the positron, has the same mass but a positive electric charge.

A conventional atom contains a nucleus composed of protons and neutrons, surrounded by electrons. The corresponding antiatom contains an antinucleus composed of antiprotons and antineutrons, surrounded by positrons. For instance, a lithium-7 atom consists of three protons, four neutrons, and three electrons, whereas an anti-lithium-7 atom consists of three antiprotons, four antineutrons, and three positrons.

When a particle encounters its corresponding antiparticle, they may annihilate, converting their mass into energy and other particles, frequently including photons. Although matter and antimatter have equivalent masses, their constituent particles possess opposite electric charges and relevant quantum numbers.

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Since ordinary, or baryonic, matter constitutes only approximately 5% of the universe’s total mass–energy content, rather than 5% of its matter content alone, it is important to examine the nature and composition of the remaining cosmic components, as well as humanity’s place within this vast cosmic structure. Human beings, like stars, planets, and other familiar physical systems, are composed of ordinary matter. Within the framework of the standard CDM cosmological model, the remaining approximately 95% is generally understood to consist of dark matter, which contributes about 27%, and dark energy, which contributes approximately 68%.

From a theological perspective, the very reality of existence and the intelligibility of the cosmos may be understood as manifestations of the divine mercy of God. This distribution nevertheless raises fundamental scientific questions concerning the physical structure of the universe and the processes governing its evolution. Within this context, the proposed theory seeks to provide a conceptual framework for interpreting the role of ordinary matter—including human beings as conscious constituents of the observable universe—and for examining its relationship with dark matter, dark energy, and the overall dynamical evolution of the cosmos.

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Gravity influences the geometry of space-time.

In modern physics, gravity is understood as the curvature of space-time caused by the presence of mass and energy. The organization of the universe appears to be reflected in the structure of space-time, especially at the most fundamental levels of physical reality.

The past world represents the accumulated history of all previous events; it forms the foundation of the present and provides the basis from which the future emerges.

The future world represents the coming stage of reality and perception as the universe continues to evolve.

In this conceptual framework, the universe progresses from the past through the present toward the future, while gravity continuously shapes the geometry of space-time.

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Cosmic Power

Cosmic Power may be described as the collective influence of the fundamental interactions that govern the universe. These include:

• Gravity

• Electromagnetism

• The strong nuclear interaction

• The weak nuclear interaction

These interactions govern the behavior of matter, energy, and the evolution of the universe as understood by modern physics.

From a theological reality perspective, however, the Great Creator possesses complete knowledge of all creation, including realities that remain beyond current human understanding.

1. Overview

The Theory of Relativity is one of the foundations of modern physics. Developed by Albert Einstein in the early twentieth century, it transformed our understanding of space, time, motion, gravity, matter, and energy. The theory consists of two complementary frameworks: Special Relativity (1905) and General Relativity (1915).

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2. Special Relativity (1905)

Special Relativity describes the laws of physics in inertial reference frames—reference frames moving at constant velocity relative to one another. It is based on two postulates:

· The laws of physics are the same in all inertial reference frames.

· The speed of light in vacuum is the same for all inertial observers, regardless of the motion of the light source or the observer.

Special Relativity shows that measurements of time and length are frame-dependent. As the relative speed between observers becomes a significant fraction of the speed of light, time dilation and length contraction become important. These effects are negligible at ordinary everyday speeds.

3. General Relativity (1915)

General Relativity extends the principles of Special Relativity to include gravity. In Einstein’s description, gravity is associated with the curvature of spacetime produced by the distribution of mass-energy. Objects and light follow paths determined by this curved spacetime geometry.

General Relativity successfully accounts for phenomena including gravitational time dilation, the relativistic motion of planets, the bending of light (gravitational lensing), black holes, and gravitational waves.

4. Historical Context

The principle of relativity has roots in classical mechanics and the work of Galileo Galilei, who recognized that uniform motion cannot be detected by experiments performed entirely within a closed inertial system. Einstein extended this principle by incorporating the constancy of the speed of light and later developed a relativistic theory of gravity.

5. Spacetime and the Light-Cone Diagram

In relativity, space and time are treated together as a four-dimensional spacetime. A spacetime diagram provides a simplified two-dimensional representation in which one spatial dimension is plotted horizontally and time is plotted vertically. The light cone marks the causal boundary determined by the speed of light.

Minkowski spacetime diagram showing the future and past light cones.

Interpretation of the Diagram

· Event O (centre): the reference event from which the causal structure is considered.

· Vertical axis: time, commonly represented as ct so that time and space use compatible units.

· Horizontal axis: one spatial dimension, x.

· Future light cone: events that can be causally influenced by Event O through signals travelling at or below the speed of light.

· Past light cone: events that could have causally influenced Event O through signals travelling at or below the speed of light.

· Inside the light cone: timelike-separated events, for which a causal connection is possible.

· On the light-cone boundary: lightlike (null) separation, corresponding to propagation at the speed of light in vacuum.

· Outside the light cone: spacelike-separated events, which cannot be connected by a signal travelling at or below the speed of light.

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6. Mass–Energy Equivalence

One of the most famous results of Special Relativity is the mass–energy relation:

E = mc²

Here, E is the rest energy of an object, m is its invariant (rest) mass, and c is the speed of light in vacuum, exactly 299,792,458 m/s (approximately 3.00 × 10⁸ m/s). The equation shows that mass is associated with an equivalent amount of energy. Because c² is extremely large, even a small amount of mass corresponds to a very large amount of rest energy.

Mass–energy equivalence is fundamental to nuclear physics, particle physics, and astrophysics. In nuclear reactions, for example, a small decrease in the total rest mass of the initial system can appear as released energy.

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7. Time, Space, and Relativity

Special Relativity demonstrates that space and time are not absolute quantities independent of the observer. They form a unified four-dimensional spacetime, and different inertial observers may disagree about the time interval or spatial distance between events while agreeing on the underlying spacetime interval.

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Time dilation means that a clock moving at high speed relative to an observer is measured to run more slowly than a clock at rest in that observer’s frame. Length contraction means that the length of an object measured along the direction of relative motion is shorter in a frame where the object is moving. These effects become significant when speeds approach the speed of light.

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General Relativity adds gravitational time dilation: clocks in stronger gravitational fields run more slowly relative to clocks in weaker gravitational fields, when compared appropriately. This effect has been measured experimentally and is important in technologies such as the Global Positioning System (GPS), which requires corrections from both Special and General Relativity.

8. Scientific Importance and Applications

The Theory of Relativity has profoundly influenced modern physics, astrophysics, cosmology, and particle physics. It provides the theoretical framework for understanding black holes, gravitational waves, relativistic compact objects, and many aspects of the large-scale structure and evolution of the universe. Its predictions have been tested through many observations and experiments, making relativity one of the most successful and thoroughly tested theories in modern physics.

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9. Conclusion

Special Relativity describes how space and time are related for inertial observers and establishes the invariant speed of light in vacuum. General Relativity extends this framework to gravity by describing the geometry and curvature of spacetime in relation to mass-energy. Together, these theories provide a unified relativistic description of motion, spacetime, gravity, and mass–energy equivalence.

Awareness, Science: Reflections on the Universe and Human Consciousness/ Gifts from the Creator.

Short introduction:

This text explores the relationship between human awareness, scientific inquiry, and the mysteries of the universe. It reflects on how physics, matter, time, and cosmic phenomena can lead us to deeper questions about existence, knowledge, and the wisdom of the Great Creator.

Our awareness and consciousness have enabled us to look forward to and learn about several physical phenomena, which are perhaps the bases from which the cosmic force, the matter-antimatter structure, dark matter, dark energy, and so on come together, which in turn cause the gravitational field of the universe, the distribution of the universe’s motions, including its galaxies, planets, and stars, as well as the universe’s freedom to expand.

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This is the knowledge we have been given and gifted by the Great Creator.

Perhaps the stubbornness of our awareness has led us to more than these facts, but the only concern is that all knowledge and facts are with our God.

Perhaps the things we see as far away are, on the contrary, close. Physical research has shown that time diminishes as speed increases. This is also what we encounter in space, where time runs more slowly in strong gravity than it does on Earth.

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Thus, time varies and is not fixed. The Great Creator has given us a little knowledge of matter related to spiritual knowledge and learning. Absolute knowledge is with our God, and by our awareness, we must know that the affairs of our afterlife are near. Thus, if we gather the physical sciences from analyzing time and space between us and our human world, we may realize, according to the knowledge we have been given by the Great Creator, that the affairs of our afterlife are near.

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Existential Truths

From analytical scientific research, the existence of matter consists of atoms and the positive charge they contain within them, and the negative electrons around them, as well as the potential energy they contain, which is achieved through a reaction with antimatter, which has the opposite properties of atoms. In antimatter, the positive becomes negative and the negative becomes positive, so when matter and antimatter meet, they annihilate each other.

The scientist Paul Dirac predicted the existence of antimatter.

From this interaction, a very small percentage of non-reactive atoms remains, and from them is formed the reality of existence that the Great Creator of this world intended, and of which we, as humans, are a part.

The Meaning of Science

Science means studies based on research and experiments that lead to scientific productions that lead to logical concepts and deductive equations that enrich human life with knowledge.

There are many divisions of science, and many titles, such as chemistry, physics, biology, also the knowledge of human life, and so on.

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Chemistry is the exact science specialized in studying the composition of materials and their structure based on research and testing.

Physics is the science that studies and researches the phenomena of materials, energy, movement, and everything related to the existential phenomena of Earth, which the Great Creator made a stable place for human life, as matters of gravity are compatible with human life. It also deals with cosmic matters.

Biology studies the sciences of living organisms and the living environment.

The humanities are the sciences of studies and research that deal with human life, including linguistics, law, and sociology, etc.

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Awareness and Perception

One of the gifts of the Great Creator to man is his research mind, which distinguishes him from the rest of His creations. The awareness of human beings leads to the reality around them, enabling them to deduce, think, and interpret. However, this awareness is based on the human senses, such as hearing.

The human consciousness process draws conclusions based on innate phenomena, such as what is happening around us in our stable earthly world, as well as in our cosmic world around us. Man has endeavored to find a place according to the breadth of his consciousness.

It must be noted that consciousness differs among people according to their intellectual capacity and the scientific ability given to us as a gift from the Great Creator. Also, the level of natural and cosmic life, on Earth and in the cosmos, is related to humans. There is a cognitive ratio related to the scientific capacity that is deduced from our human senses. Thus, our scientific conclusions in various sciences are related to their strength and the correctness of our perception of life phenomena. Their correctness and closeness to the truth depend on the correctness of our senses and our conclusions based on these senses and the breadth of action defined for us by our Great God.

Introduction

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The topic of life and time has been a preoccupation of humanity since the beginning of time, and religions and sciences have been interested in this subject and have talked about it at length.

In our research, we talk about this topic and present scientific studies and theories.

It must be pointed out that this topic has a relationship with the reality of our existence, as it is necessary to know the relationship between existence and its permanent essence on Earth, and the time that we live in this world and its relationship to existential influences.

The rational person is the one who searches for the truths of existence, through which he comes to know the Great Creator and the true path of man in this existence.

Meaning of Time

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Time is the process of the continuous succession of events, including the past, present, and future. It is irreversible and cannot be cancelled.

Time can be a little or a lot.

Also, time is the occurrence of an action, and actions are of two types: either past actions or actions that include the present and the future.

There are also synonyms for time, such as duration, period, and epoch.

The period is measurable, as it is a certain number of repetitions in a standard periodic event.

A person carries his work with him through the time he has spent, and he remains connected to his best and most beautiful memories.

Time in Physics

Time is measured through a fundamental quantity, such as the minute, and the unit of measurement of time is the second.

Time can be mathematically combined with other physical quantities to derive other concepts, such as motion and time-dependent fields.

Galileo, Newton, and most people until the twentieth century believed that time was the same for everyone, everywhere, and this was the basis of the temporal theory.

Our modern concept of time is based on Einstein’s theory of relativity, where time passes differently depending on relative motion. According to this theory, space and time are combined into space-time, and space-time includes four dimensions: three spatial dimensions, which are space in its form of length, width, and height, with time added as a fourth dimension.

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The Importance of Time

The gifts of the Great Creator have been manifested in matters of time, in the alternation of night and day, and in the movement of the entire universe, starting with the movement of the Earth’s rotation around itself and around the sun, and the movement of the planets in our galaxy, to the expansion of the universe and its movement from the galaxies that support it. This constant, consistent, and continuous movement is the proof of the existence of time.

Time is the current standard for the course of life, including the life of humans, from the moment of creation to the end of life, through logical and scientific determination, which highlights the importance of time. We, as humans, proceed in our lives and manage our affairs according to the calculation of time, which shows the importance of managing it.

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It has been scientifically established that time is affected by speed, matter, and the intensity of gravity. This divine mercy may be understood as being related to human life in this world, the stability of time within it, and humanity’s arrival in the Hereafter, where time may pass differently. This could imply a rapid transition from this world to the next, allowing all of humanity to reach the enduring realm of the Hereafter after death, where judgment and recompense take place, in what may seem like a relatively short period. This is part of God’s vast mercy, encompassing the journey of human life in both worlds: this world and the Hereafter.