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Rent The Runway co-founders Jennifer Hyman and Jennifer Fleiss make as many mistakes as possible as quickly as possible--and then analyze them to figure out how they can improve over time.

A new process for converting plants to oil can use plants that we don't also want for food, opening up new possibilities for a future where the fields with amber waves are what power our cars. When Texas prospectors first hit oil gushers atop Spindletop Hill in 1901, it seemed like the Oil Age would go on forever.

The story behind the Telikin, a touchscreen computer pre-loaded with easy-to-use software for holding video chats, checking e-mail, and more. The "aha" moment: When Fred Allegrezza moved his mother into an assisted-living facility five years ago, he bought her a Mac computer so she could stay connected with the family. But she couldn't figure out how to use it

Want a ballerina body? "Back away from the barre," says Brynn Jinnett, 27, a Harvard University-educated former professional ballerina who danced in the film Black Swan. Jinnett, who'd been dancing since the age of three, was frustrated by the fitness trend of barre method classes.

A new interactive map of U.S. cases shows that HIV is probably more prevalent in your neighborhood than you think. It has been just 30 years since the first cases of HIV were diagnosed

Rumors say Twitter will be expanding its core feature set. Here’s how that helps the company win.

What's that new music to scientists' ears? Tech that makes tiny bots less sticky.

With the release of Portal 2, game developer Valve has followed-up the critically acclaimed original with more head-bursting puzzles, fanatical computers, and immersive story. We spoke with lead writer Erik Wolpaw, designer/engineer Jeep Barnett, and VP of marketing Doug Lombardi to find out how they created the setting of the game, what drives their innovative storytelling techniques, and more.

Handmade in Italy and about $1,000 bucks each, these bags are not toys. Which makes them all the more fun to play with. Italian designer Mariasole Cecchi designed these peculiar objets one bored evening in Paris, using just a box of Legos, an old bag and some glue.

Timberland is being refreshingly honest about not hitting its greenhouse gas-reduction goals. "We have to fix our business process fundamentally," CEO Jeff Swartz tells us. If they can't do it, though, how can anyone

In general, manufacturers have little reason to, say, swap out incandescent lightbulbs for CFLs in their factories unless there is some sort of financial incentive. There is no bigger incentive than having one of your main customers--in this case, the world's largest consumer product manufacturer Procter & Gamble--ask you to shape up or get out

It's a dirty business, but searching a rival's trash is generally legal—as long as it does not involve trespassing on private property or taking the bags before they hit the curb, according to Richard Horowitz, a lawyer who works with Strategic and Competitive Intelligence Professionals, an industry group. In fact, there are best practices associated with Dumpster diving, according to J.J. Gradoni, a private investigator in Houston.

Over two thirds of students in U.S. high schools are below a proficient reading level

Greg Koch took his first sip of a craft-brewed beer in 1987. Nine years later, he co-founded, with Steve Wagner, Stone Brewing in Escondido, California