A soldier returned from the Sahara desert in 1916 with a wild story about a meteorite that dwarfed all others. Over 100 years ...

The collision of a meteorite in what is now Arizona left an indelible mark: Meteor Crater. At nearly the same time, a massive landslide blocked the Colorado River, creating a temporary lake in the ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. It should also be physically possible for such debris to reach the Earth from Mercury, another ...