Discovered: A camouflage robot; judges give shorter sentences when they believe in the science behind psychopathy; a contraceptive pill for men; developing 3D printers for test-tube meat.
Peter Thiel, one of Facebook's earliest and most important investors, has unloaded most of his stock in the company, which is leading some analysts to worry that he may be giving up on the social network.
Ron Paul may have an army of small donors but when it comes to billionaire sugar daddies, PayPal co-founder and early Facebook investor Peter Thiel is the financial stalwart of the campaign.
A Georgetown study, though, suggests his new mentees may be short-changed
A look back on the doom-and-gloom coverage of higher education
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