The creation of this article included the use of AI and was edited by human content creators. Read more on our AI policy here ...

We're taught that chromosomes define biological sex: xx = female, and xy = male. However, it's not quite that straightforward ...

Emma Dauster: Writer Rachel Garner: Fact Checker Savannah Geary: Editor, Associate Producer Sarah Suta: Producer Caitlin ...

The out-of-control Chinese rocket that put the UK government on alert has officially crashed into the Earth. Zhuque-3 was ...

The South knows warm-weather storms, but the cold has its own lessons.

Learn the science behind "exploding trees," why extreme cold causes frost cracks and which species are most at risk.

“These are chemical weapons that are harmful to the human body and harmful to particularly vulnerable folks, like children,” ...

In the 1997 movie Wag the Dog, the US president creates a fictional foreign war to distract attention from a sex scandal. Is ...

Reductions in federal reimbursement rates for institutional research facilities and administration costs could bankrupt ...

Punxsutawney Phil may say six more weeks of winter, but New Jersey weather doesn’t answer to a groundhog. Spring is still ...

Explosions were reported overnight Feb. 2 in Russia's Belgorod region, where officials said an alleged Ukrainian drone attack ...

While cold-stunned iguanas fall from trees in Florida and videos circulate of frozen “exploding” trees in the Northeast, Southern California is working up a sweat.