What's astonishing is that in every direction we look into the universe ... it's precisely questions like these that help us keep exploring and discovering the universe and allow us to better ...
Dark energy — the stuff that accelerates the expansion of the universe — is only now beginning to be understood ...
Determining the expansion rate of the universe, the "Hubble constant," shapes our understanding of the cosmos, its age, and ...
Physicists have long grappled with the question of why the universe was able to support the evolution of intelligent life.
Our journey to comprehend the Universe’s edge begins with the concept of the observable Universe. This term refers to the ...
So let's get into it. Pretend you're a big shot astronomer in 1400s Europe. This is what the universe looks like as far as you know. Earth at the center, and everything revolving around us.
Only about 4 percent of the universe is composed of the ordinary matter, like protons and neutrons and electrons and the other particles that provide us with stars, planets, rocks, trees ...
Following is a transcript of the video: Everything has a beginning and an end — including our universe. But what will the end of everything we know look like, and when will it happen?