Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

It sounds like a strange question, but to biologists it makes all the sense in the world. Yeast cells tip the scales at about ...

In 2016 billionaire Yuri Milner hosted a press conference at One World Observatory, the atrium topping the slick skyscraper ...

The idea was that high-powered lasers would propel tiny probes to 20 percent of the speed of light, impelling them with ...

Explore the limits of approaching a neutron star. See how its extreme gravity and radiation make getting close impossible.

Star Wars is arguably the most influential sci-fi franchise in history — starting with A New Hope in 1977, the movies, TV shows, video games, and animated series have effectively dominated pop culture ...

Elon Musk and Jeff Bezos have spent two decades and large portions of their exorbitant wealth creating new space technologies. Their plan is to reshape how humans live.