Science

Alligators rely on external sources to regulate their body temperatures — so during winter, they will go into brumation. A viral video captured the phenomenon during the Texas winter freeze.

Penzias, with his colleague Robert Woodrow Wilson, discovered the cosmic microwave background while working at Bell Labs in the 1960s. The finding was the smoking gun evidence for the Big Bang.

More than 100 of these artifacts have been found across Europe, but no one knows what they were used for. This dodecahedron was discovered fully intact and in excellent condition.

The megalodon went extinct 3.6 million years ago, and is thought to be the largest shark that ever swam the Earth. But the megalodon may not have been as big as once thought, some researchers suggest.

That's how a prominent medical ethicist describes a researcher's innovative plan to share study results with participants in Kenya.

Newly discovered kelp fossils peg their existence to 32 million years ago. These fossils may help explain how the Pacific Ocean's underwater 'forests' came to be.

Billions of cicadas will emerge this spring across eastern and southern states as two broods arrive simultaneously for the first time in more than 200 years.

The helicopter had stopped communicating with the Perseverance rover during a test flight. Trouble for the overachieving rotorcraft threatened to cut short its otherworldly flight exploration.