There’s a full-time job for defending our planet from aliens. NASA’s official title for this position is ‘Planetary Protection Officer’, and it’s existed since after the US signed the Outer Space Treaty in 1967. The job involves keeping Earth and other planets safe from contaminates, and it pays up to $187k.
Three Gorges Dam in China is so massive it has slowed the rotation of the Earth.
Photo : wikipedia
Astronauts don’t do laundry, most of the time they just throw their underwear out of the ship and let it burn up on its way back to Earth.
Warren Buffet, one of the richest people on Earth, does not carry a cellphone, does not have a computer and drives his own car.
Photo : cnn
The Sun is so loud that if space was filled with air it would be 125db on Earth, 92 Million miles away.
There is only one known species of warm-blooded fish on Earth – the opah (Lampris guttatus)
You could fit all the planets in between Earth and the moon and still have room left over to spare.
This is Michael Collins, the forgotten astronaut of Apollo 11, who waited for Neil Armstrong and Buzz Aldrin above the lunar surface and was the one who brought them back to Earth safely. He never stepped on the moon.
The moon has moonquakes. On Earth, quakes last up to about 2 minutes because water expands the structures of different materials, which act like a spongy cushion. Because the moon is so dry, quakes keep going and going; vibrating just like a tuning fork. source
image via nypost
Leatherbacks are the largest turtles on Earth, growing up to seven feet (two meters) long and exceeding 2,000 pounds (900 kilograms). source
image via dianliwenmi