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New observations have led astronomers to suggest that Copernicus may have been wrong and Earth does have a special place in the universe: at the center of a gigantic cosmic void.
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MRAKdesign Alright, my teeth hurt like hell after being 'adjusted' twice. Oral hygiene needn't be like this. MRAKdesign @philipyam @akuchment @SteveMirsky not hard to believe down there. It's too much sun that makes those folks think that way anyhow.
notscientific To fight global drug trades it's time that Western governments go pass mere punitive measures http://t.co/ydjFm4veoV
Deadline: Jul 25 2013
Reward: Varies
This challenge provides an opportunity for Solvers to build a web-based or mobile “app” to explore data relationships in scholarly conte
Deadline: Jun 30 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
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