To uncover these surprising sexual preferences, researchers examined the sex chromosomes of both modern humans and Neanderthals. In females, these consist of a pair of X chromosomes, while males ...

"Since cancer happens where there are cells in your body, why have I never seen such thing as heart/muscles cancer?" ...

If we define scared as reacting in response to a threat, then the evidence suggests a resounding yes. I’ll say it louder for ...

T here are currently six planets visible in the night sky, in a lovely planetary parade. All but Mars can be seen after ...

Protect independent science journalism. Gain access to all articles, ad-free and exclusive content! James is a published author with multiple pop-history and science books to his name. He specializes ...

“Our analyses show that the historical [human Rhinovirus] A genome represents an extinct lineage closely related to HRV A19 ...

F or the first time, chitin has been identified in a Cambrian Period trilobite. The unexpected discovery could be useful for ...

It’s unclear if it's even feasible, but it would be a danger to space exploration, astronomy, and even our health.

Some people have claimed to see the effect, but it’s never been confirmed because it’s mostly happening at wavelengths too ...

E ven if you're a much-feared predator and a skilled brawler, you should never mess with a honey badger. Armed with a striped, stocky body, these feisty freaks of nature have rightfully gained a ...

Rocks from the Apollo missions show there was strong magnetism on the Moon, but researchers now believe these rocks mark ...

Comets are a trickier prospect. The first spots of direct evidence, collected in the 1990s by the Giotto spacecraft and later ...