Nasa wants your help to solve a 300,000 piece puzzle thanks to snap-happy astronauts
An ecosystem has been discovered under Antarctica's ice, proving water is habitable even if its freezing and there is no sunlight.
Ever wonder why jellyfish stings are so painful? An Alabama rocket engineer went to Australia to find out.
Can an astronaut survive a long-term spaceflight?
What will be the main motivation for humanity's future space endeavours?Related story: (See story)
The cost of losing nature