William Lucas, who has died aged 102, was the director of Nasa’s Marshall Space Flight Center in Huntsville, Alabama, the ...
Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...
The Earth bears geologic evidence of past cosmic impacts, such as the 125-mile-wide Chixculub Crater in Mexico’s Yucatan ...
One of the most famous of these 200 or so impact craters is the 200 km diameter Chicxulub impact crater in the Yucatan Peninsula, Mexico. This impact wiped out 65 per cent of all species on Earth, ...
Torres: 3.1 percent is not high but it is the highest risk level of a space rock crashing into us, ever. Except for the one ...
The long, asymmetrical sides of the ripples slope south-southeast, pointing back to their source in the Chicxulub impact ...
Sixty-six million years ago, an asteroid thought to be around 12 kilometers (7.4 miles) in diameter impacted the Earth, ...