Repeated cloning from a single mouse failed after 58 generations. Researchers say harmful DNA changes are to blame.

Jonny Kim will address Harvard’s global alumni community.

Skyfall will fly on Space Reactor-1 Freedom, which will demonstrate "advanced nuclear electric propulsion in deep space."

A series of handprints discovered in Tibet is puzzling researchers. Their placement feels intentional, and that’s exactly what makes them so intriguing.

A global map of the ocean floor has been produced using data captured by the Earth-orbiting SWOT satellite.

"We were all really surprised when we first observed this behavior in the tunnel."

For 50 years, astronomers have been watching in bafflement as a giant star flickers with powerful, erratic X-ray emission.

Researchers are pulling clues from genetic material in ice age soils and rewriting chapters of human history.

The biologist Victoria Foe discovered a timing device in ‘junk’ DNA that could unlock the evolution of complex life

As soon as April 1, four people will embark on a journey that will take them farther from the Earth than anyone has ever traveled before.

Marine scientists have filmed and scientifically described sperm whales headbutting each other for the first time – validating what mariners have said since the 19th century.

The night sky is full of wonder. Here's what to look out for tonight.

When we think of asteroids, we almost immediately think of giant rocks bouncing around like the iconic chase scene in Empire Strikes Back, and we often hear how they are remnants from the birth of the solar system. While the asteroids that comprise the Main A…

Did you see a bright flash in the skies over the Pacific Northwest this morning?

The Great Salt Lake is so named because of the salinity of its water, but a new study appears to have detected a huge reservoir of salt-free freshwater hiding underneath it.

Known from a single skull discovered in South Africa in 1952, Cistecynodon parvus has been shuffled across the evolutionary tree: described at various times as a close relative of advanced cynodonts, a juvenile of another species and even something outside th…

Charles Darwin suspected that humans and animals share similar aesthetic tastes. A new citizen science experiment supports this hypothesis, showing that people strongly prefer the exact same acoustic patterns that attract female animals.

For the last few decades, researchers have been studying what the universe looked like in its first seconds. It is generally accepted that the universe expanded exponentially in the first fraction of a second after the Big Bang. Researchers use ns, the scalar…

A newly discovered world hidden deep beneath the waters off Naples reveals an untouched ecosystem that could reshape marine conservation.