Rubbery blue sea creatures are washing up on California beaches by the thousands.

Huge magma eruptions may have torn South America and Africa apart during the breakup of supercontinent Pangaea ...

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, ...

The discovery suggests the soldiers were killed while fighting with Germanic warriors along the northern frontier of the ...

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

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

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

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

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