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Explore how astronomers measure the vast distances to stars and galaxies using light-years, trigonometric parallax, Cepheid variables, and Type 1a supernovae, allowing us to peer back in time and understand the universe's history.
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Explore how analyzing light from distant objects reveals the universe's composition, temperature, movement, and the existence of dark energy, unlocking cosmic secrets.- Published on
Explore how galaxy clusters, the universe's largest structures, act as cosmic laboratories, helping us understand gravity, dark matter, dark energy, and the fundamental laws of physics.- Published on
Explore the ultimate fate of the universe, from its composition of dark matter and dark energy to the chilling concept of heat death and its symmetrical connection to the Big Bang.- Published on
Explore the mind-bending world of string theory and its concept of extra dimensions. Learn how physicists are seeking a unified theory to explain all of nature's forces and how experiments at the Large Hadron Collider may reveal the hidden dimensions of reality.