The Big Bang Theory recruited James Earl Jones and Carrie Fisher as guest stars, but one Star Wars actor turned the show down ...

"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

In the modern universe, supermassive black holes at the center of galaxies and their host galaxies grow together. But this ...

Explore 9 cosmic mysteries, from galaxy formation to dark energy, the Big Bang, and life beyond Earth. Discover the ...

In December 2022, less than six months after commencing science operations, NASA’s James Webb Space Telescope revealed ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Inside the proton, quarks and gluons shift and morph their properties in ways that physicists are still struggling to understand. Rithya Kunnawalkam Elayavalli brings to the problem a perspective ...

Quantum simulators are a completely new tool for research: quantum physics is studied by other kinds of quantum physics.

Astronomers have detected an intensely brightening and dimming quasar that may help explain how some objects in the early universe grew at a highly accelerated rate. The discovery is the most distant ...

With a project of this size—around 800 miles long, to be precise—other discoveries are also possible. In fact, a recently ...