To keep the universe static, Albert Einstein invented something called the cosmological constant. He later abandoned it.
Go behind the scenes as NOVA visits the Vera Rubin Observatory in Chile. Equipped with an 8.4-meter mirror and a 3.2-billion-pixel camera—the largest digital camera ever built for astronomy—the Rubin ...
If the universe as we know it started with the Big Bang, will it also have an end? If the universe as we know it started with the Big Bang, will it also have an end? And if it’s going to end someday - ...
Our solar system is a weird place. Much more than a home to eight planets, it’s filled with a myriad of fascinating other smaller bodies, including moons, asteroids, and comets. In recent decades, ...