Seconds after the Big Bang, the Universe exhibited an astonishing simplicity. Observations reveal a spatially flat, radiation-dominated cosmos described by a Friedmann–Robertson–Walker (FRW ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

However, although photons of light existed since the first second after the Big Bang, they could not yet shine across the ...

It's easy to feel let down when things don't go our way, but there are bigger forces in control. Here are 11 signs the universe is actually protecting you from harm and sending you unique signals.

The CMB is the leftover light from when our Universe cooled from a plasma state and formed neutral atoms when it was a mere 380,000 years old—a relative infant compared to its present 13.77 ...

A study published this week in an astronomical journal suggests our universe could be 26.7 billion years old, or about twice as old as we thought. ... the faster they are moving away from Earth.

Astronomers have known for decades that the universe is expanding. When they use telescopes to observe faraway galaxies, they see that these galaxies are moving away from Earth.. To astronomers ...

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

(THE CONVERSATION) About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely ...

Get Instant Summarized Text (Gist) The universe has no center; its expansion occurs uniformly everywhere, with space itself stretching so that all galaxies move away from each other.