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

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 ...

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

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

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

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 ...

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

Of the 4,000 snake species in the world, only about 600 are venomous, though not all of those pose a threat to humans. That ...

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 ...