Turtle shells evolved over the course of 300 million years, but self-defense wasn't the initial driver, researchers think.

In December 1911, Roald Amundsen and his crew reached the South Pole, beating his rival, Robert Falcon Scott, by 35 days.

Astronomers used major telescopes across the world to probe a cosmic explosion 8 billion light-years from the solar system.

Archaeologists diving off the coast of Alexandria, Egypt, have discovered the remains of a 2,000-year-old "pleasure barge" ...

Extremely rare evidence of a lion attack on a teenage boy's remains suggests the teenager survived the initial trauma but ...

New images taken with the Gemini North telescope in Hawaii confirm that the interstellar comet 3I/ATLAS has gotten brighter ...

A new study reveals an unknown species of whiplash squid burying itself upside down in the deep sea — a first-of-its-kind ...

A thick layer of more than 12 miles of rock may explain why Bermuda seems to float above the surrounding ocean.

Traumatic tattoos aren't like regular ones, and they often involve pencils.

Cassius was an 18-foot-long saltwater crocodile living in captivity in Marineland Crocodile Park in Australia. He died last ...

A California woman was scheduled to have a large cyst removed but, in the lead-up to the procedure, learned she had a rare ...

Clocks on Mars tick faster by about 477 microseconds each Earth day, a new study suggests. This difference is significantly ...