In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, ...

Evidence now suggests the universe’s expansion has started to slow, not speed up. The findings imply dark energy is weakening ...

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously ...

A scientist says self replicating alien probes may already be hidden in the Solar System, possibly on the Moon, leaving ...

Dementia is one source of confusion. But as the April 8 total eclipse of the sun approaches and things astronomical come front and center, we’re at risk for another. It’s an expanse so expansive that ...

Learn how exoplanets are discovered, what makes planets beyond our solar system unique, and how they drive the ongoing search ...

B, seen around 800 million years after the universe was formed, is the first we have seen consistent with being composed of ...

Astronomers may have misread cosmic acceleration for 27 years. The universe may be slowing down, not speeding up.

Webb just spotted a carbon-rich moon factory 625 light-years away, revealing how moons like ours may have first taken shape.

"We found that some comets in the inner Oort cloud form a long-lasting spiral structure." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Spirals ...