Mammals moved to land before dinosaur-killing asteroid struck 66 ... the first to rely on minute fragmentary bones in tracking alterations within a community of mammals over a stretch of time. ...

Yale University ecologists reveal a lizard lineage that rode out the dinosaur-killing asteroid event with unexpected ...

When the OSIRIS-REx spacecraft swings by Earth on Sunday, it is expected to deliver a rare cosmic gift: a pristine sample collected from the near-Earth asteroid Bennu.

On Sunday, NASA’s OSIRIS-Rex mission will deliver a sample it collected from asteroid Bennu, completing a seven-year journey that could provide insights into how life originated on Earth.

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

(AP) — NASA’s first asteroid samples fetched from deep space parachuted into the Utah desert Sunday to cap a seven-year journey. In a flyby of Earth, the Osiris-Rex spacecraft released the ...

The 1,100-foot-wide (340 meters) Apophis, also known as asteroid 99942, is set to make a very close, but safe, flyby of Earth on April 13, 2029. The European Space Agency (ESA) is preparing its Ramses ...

The last time was about 20 years ago, with the asteroid Apophis in 2004, which reached a couple of percent for a brief period in time before the uncertainty region could be constrained.

When the OSIRIS-REx spacecraft swings by Earth on Sunday, it is expected to deliver a rare cosmic gift: a pristine sample collected from the near-Earth asteroid Bennu.

On Sunday, NASA’s OSIRIS-Rex mission will deliver a sample it collected from asteroid Bennu, completing a seven-year journey that could provide insights into how life originated on Earth.