This low-frequency background hum of gravitational waves in our universe was originally attributed to a change, or a "phase transition," that occurred shortly after the Big Bang. New research ...

The expansion of the universe means that waves emitted from them are stretched out, so light that was emitted at visible wavelengths actually reaches us in the infrared. The name "Big Bang Theory ...

radio waves and microwaves. They have shorter or longer wavelengths than visible light. After the Big Bang, the whole Universe was flooded with incredibly bright light. As the Universe has ...

In the Ophiuchus galaxy cluster, astronomers spotted the largest explosion in the universe consisting of energy equal to a billion supernovae.

His burst of action may set a new precedent for Inauguration Day — and shouldn’t have come as a surprise, Winston writes.

I like the space-filling Big Flash a lot better than the old-timey single-point Big Bang, which is way too theophanous ... in the form of gravitational waves? I got the idea for my gravity wave ...

This Cosmic Microwave Background Radiation (CMBR) is the conclusive evidence for the Big Bang theory. The 'temperature' of deep space has been measured as around 3K, not absolute zero, due to the ...