As NASA prepares to launch its new Curiosity Mars rover, we look back at some of the highlights--and the misfires--in more than 50 years of Mars missions
November 3, 2011 |
The Mars Phoenix mission revived hopes that the Red Planet may be habitable, preparing the way for a new rover to be launched this month
Two Mars missions are scheduled to launch this month. How have their predecessors fared?
Here is a look at where humankind's many Mars landers have touched down, and where the planet betrays a history of all-important liquid water
Mars has plenty of minerals that suggest a watery past, but that does not mean that the Red Planet once looked like Earth
Deadline: Aug 31 2013
Reward: $100,000 USD
The Geoffrey Beene Foundation Alzheimer’s Initiative (GBFAI) is launching the 2013 Geoffrey Beene Global NeuroDiscovery Challenge whose
Deadline: Jul 15 2013
Reward: $5,000 USD
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