Every single "all a's" domain name, from a.com to aaa..aaa.com (63 a's) has been registered! See more

It takes a plastic container 50,000 years to start decomposing. See more

You cannot sneeze with your eyes open. See more

It is impossible for a solar eclipse to last for more than 7 minutes 58 seconds. See more

The telescope on Mount Palomar, California, can see a distance of 7,038,835,200,000,000 million miles. See more

Rain falls at 11 km/h. See more

Every 5 seconds a computer gets infected with a virus. See more

If you are locked in a completely sealed room, you will die of carbon dioxide poisoning before you will die of oxygen deprivation. See more

The typical laboratory mouse runs 2.5 miles per night on its treadmill. See more