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 ...

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

As quantum computers gain ascendancy, the cryptographic algorithms we use to keep data secure What will replace them?

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 ...

A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation ...

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 ...

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

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

A new view of the Helix Nebula reveals a dying white dwarf star at the nebula's center. This star's violent eating habits ...