Comet fragments may have exploded over Ohio 1,600 years ago, triggering a violent airburst and starting wildfires that devastated the Hopewell people's crops and the landscape.
The satellites were hit by the storm just one day after launch.
This Cretaceous-era cockroach was active during the day and has eyes to prove it.
A new image from the Landsat 8 satellite shows the contrast of artificial snow against an otherwise snowless mountain at the Winter Olympics in China.