Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

Vidya Krishnan writes about how grief is not simply an abstract emotion, but a physical invader that burrows itself into the ...

Pinhole pupilloplasty is a simple and low-cost solution to restore vision in patients with highly aberrated corneas and can ...

Adjoa Andoh gives us a little tease for Bridgerton Season 4 while discussing the show's historic success and some of her previous projects.

Sometimes I blame Hollywood. We have become so accustomed to the movie style portrayal of emergency treatment where ER doctors and nurses rush outside, sprinting across the street in a James Bond ...

At cosmological scales, Albert Einstein’s theory of general relativity has given scientists an immensely accurate blueprint ...

"Theories involving substantial formation of stars prior to or together with the black hole formation and growth are very ...

With the recent first light milestone for the Vera Rubin Observatory, it's only a matter of time before one of astronomy's ...

One of the most perplexing discoveries in modern astronomy has been finding supermassive black holes, some weighing billions of times more than our sun, in galaxies that formed less than 750 ...

Astronomers have discovered powerful X-ray jets from two ancient supermassive black holes being illuminated by the afterglow of the Big Bang.

A controversial theory suggests the observable universe is the result of matter rebounding after the collapse of a black hole in another parent universe.

For decades, scientists have believed there should be black holes that fall between two well-known types. On one end are stellar-mass black holes, formed by collapsing stars, with masses between 5 ...