Now decked out with the full suite of instruments it will carry to Mars in 2020, NASA's latest rover design will not only look for signs of life that may have been there in the past, but also help find the best way for humans to live there in the future.
The most-exciting way to cool off
If you're brave enough - and hot enough - try one of these summer thrills.
Eureka: Cool-burning flames on ISS
A discovery on board the ISS could revolutionize clean transportation on Earth.
Man-made 'Silk Leaf' turns light into oxygen
Man-made leaf only needs light and a little water to produce oxygen for astronau...