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

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

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 ...

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

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.

Q.ANT's new chip uses photon power in a bid to solve AI's big energy issue. It's also 50 times faster than silicon-based ...

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

Has the sun already reached solar maximum? New data suggests Solar Cycle 25 may have peaked earlier than expected. Find out ...

After 11 years mapping the Milky Way, the European Space Agency's Gaia space telescope has retired. Scientists hailed it as ...