NASA shares three never-before-seen images of Mars with the caption “You have a letter from Mars” …

Due to the vacuum of space, there will be formation of bubbles in your body fluids within short time & you'd swell up pretty bad- up to twice your normal size! After 15 seconds, your body would've used all of...

Bagnold dunes are a 35 km long dark gray mud / sand dune in the Gail Crater on Mars. They are named after Ralph Alger Bagnold, one of the first explorers to explore the physics behind the sand dunes across...

The heart of the world's tallest creature, the giraffe, has many features. The giraffe's neck is up to 6 feet high. This means that the brain is located at a height above the body. Pumping blood to the brain, which...