Physicists have proposed a new model of space-time that may provide the 'first observational evidence supporting string ...

A new full-body reconstruction depicts a warrior wearing armor and holding weapons, all of which were found in a ...

The security system that underlies the internet makes use of a curious fact: You can broadcast part of your encryption to ...

The female sex hormone estrogen, along with progesterone, appears to underlie a fundamental difference in how males and ...

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the ...

They're the world's largest marsupials, they hop to get around, and they use their tails as a fifth limb. But they're also pretty unusual on the inside: Female kangaroos have two vaginas — or three, ...

A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood ...

A roughly 100-year-old western Santa Cruz Galápagos tortoise has become a mom for the first time after reproducing with a ...

A survey of workers who use AI has revealed the tools could be slowly impairing our critical thinking skills. Artificial ...

"Twins! She has another baby," Judith Pardo-Pérez, a paleontologist at the University of Magallanes in Chile who first ...

Nitisinone, a drug that is already used to treat two genetic diseases, could be repurposed to control the spread of malaria, ...