Billionaire Paul Allen's foundation is funding a new type of evacuation "cocoon" to help fly sick medical workers from West Africa
If you can't beat them, avoid them.
The Pentagon commits to planning for higher temperatures, and retired generals line up to help
Mobile food startups are moving beyond delivery into food prep
Cities relax or abandon purchasing restrictions in a bid to avoid more serious downturn
Ministry of Supply’s Aviator jacket combines the structure of a tailored garment with the functionality of a windbreaker
The Department of Education may double the number of debt collectors who go after defaulted federal student loans
This year's must-have Silicon Valley office accessory: a $199 bear costume
KARIM SAHIB/AFP/Getty Images
Power 100 rank: 11
Sport: ATP Tennis
Most recent notable achievement: Won 2009 Australian Open
Earnings: $31.5 million
Key sponsors: Nike, Kia, Babolat
Why he's on the list: Though knee injuries derailed the Spaniard's attempt at overtaking Roger Federer as the world's top player, Nadal plays with his heart on his sleeve to the delight of marketers and female fans around the globe.