Big Bang
How Does a Star Form?
We owe our entire existence to the Sun. Well, it and the other stars that came before. As they died,…
What is the Universe Expanding Into?
Come on, admit it, you've had this question. “Since astronomers know that the Universe is expanding, what’s it expanding into?…
What Is The Evidence For The Big Bang?
Almost all astronomers agree on the theory of the Big Bang, that the entire Universe is spreading apart, with distant…
This Very Old Cosmic Light Has A Bend To It
Leftover radiation from the Big Bang -- that expansion that kick-started the universe -- can be bent by huge cosmic…
Big Bang’s Sound-Like Waves Show Up In Lab Simulation
An ultracold vacuum chamber ran a simulation of the early universe and came up with some interesting findings about how…
Why “The Big Bang” Is a Terrible Name
Have a discussion about the origins of the Universe and, ere long, someone will inevitably use the term "the Big…
The Beginning of the Universe in 3 Minutes
One of the greatest mysteries is how the Universe began -- and also how and why does it appear to…
‘Green Peas’ Offer Tiny Clues to Early Universe
Today, we see an unobstructed view of the cosmos in all directions. But, a time existed near the Big Bang…
Meet Hopper: A Key Player in the Planck Discovery Story
Behind every modern tale of cosmological discovery is the supercomputer that made it possible. Such was the case with the…
Do We Really Need Dark Matter?
Hubble mosaic of massive galaxy cluster MACS J0717.5+3745, thought to be connected by a filament of dark matter. Credit: NASA, ESA,…