But keep in mind that Bennu is much smaller than the asteroid that killed the dinosaurs, and it is extremely ... which means the space rock became a fireball when it entered the atmosphere.

Scientists have reevaluated the catastrophic impact of the Chicxulub asteroid that struck 66 million years ago, revising the ...

The huge asteroid that hit Earth and wiped out the dinosaurs 66 million years ago was not alone, scientists have confirmed. A second, smaller space rock smashed into the sea off the coast of West ...

The Chicxulub impactor is widely thought to have changed all that, leading to the dinosaur’s eventual extinction (and the evolution of surviving dinosaurs into today’s birds). The asteroid ...

A team of researchers think they know the origin of a massive space rock that hit Earth and killed off almost all the dinosaurs 66 ... determine the dino-killing asteroid's origin, researchers ...

Did a collision with a giant asteroid or comet change the shape of ... climatic extremes caused the extinction of not just the dinosaurs, but of up to 70 percent of all plants and animals living ...

Spring is a time for budding flowers, tender green leaves and baby animals. But 66 million years ago, that gentle season ...

“The fate of the dinosaurs ... of an asteroid to Earth will occur on Friday, April 13, 2029, when Asteroid Apophis—at about 1,230 feet (375 meters) across, larger than 90% of space rocks ...

What an amateur astronomer recently took to be a newly-discovered asteroid turned out to be a Tesla Roadster voyaging through ...

A softshell turtle climbs up on a log, unaware that its freshwater ecology will shelter it from the impending doom from space. (Henry Sharpe ... will resolve the ongoing debate on the dinosaurs’ ...