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

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

The sounding rockets released vapor tracers and pressure sensors at different altitudes across central and northern Alaska ...

Researchers analyzed the ancient DNA of two mummies from what is now Libya to learn about people who lived in the "Green ...

The colorful swirls and stripes that characterize China's Rainbow Mountains would have remained hidden without the epic ...

Leave your tripod at home with these image-stabilized binoculars for shake-free observations: Spy wildlife, spot planes and ...

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

SpaceX's Starship has been awarded a NASA contract that will allow it to be considered for future missions. However, recent explosive tests have shown the supersized spacecraft is still far from ...

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

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

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...

Scientists explored how the human brain might represent information about physical spaces and about people, places and things ...