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“Green Crude” was named one of the best inventions by Time Magazine. The green fuel is made by Sapphire Energy in San Diego, and it doesn’t need fresh water or farm land to grow.

An unmanned hypersonic glider developed for U.S. defense research into super-fast global strike capability was launched atop a rocket early Thursday but contact was lost after the experimental craft began flying on its own, the Defense Advanced Research Projects Agency said.

The ultimate long distance traveler weighs under 20 ounces, and flies over 7,000 miles to get to its winter home, without making one stop.

Paula Felix-Didier of the Museo del Cine in Buenos Aires, Argentina, discovered more than 20 minutes of missing film footage from the classic science fiction silent movie Metropolis in her museum's archives. German filmmaker Fritz Lang directed the film, and three reels have been missing almost since its premiere in 1927.

An astronaut who earned her doctorate at UC San Diego was blasted into space today aboard the space shuttle Atlantis, which took off from Kennedy Space Center in Florida for a mission to make improvements to the Hubble Space Telescope.

The military is embedding social scientists with troops in Iraq and Afghanistan to study the local culture. Noah Shachtman, editor of Wired's Danger Room blog, talks about his recent article on the program and the controversies surrounding it.

When researchers showed subjects pictures of Jennifer Aniston, very specific neurons lit up. And these neurons weren't triggered by pictures of other people. This curious finding is one that brain scientists hope to solve by tracing the pathways in the human brain and creating a map called a connectome.

Former Massachusetts Gov. Mitt Romney eked out an eight-vote win after he and former Pennsylvania Sen. Rick Santorum swapped the slimmest of leads back and forth in Tuesday's caucuses. With returns complete, each had won the support of roughly 25 percent of caucusgoers.

We'll find out how a court ruling on federally funded stem cell research will impact the local biotech industry.

The project's original goal was to see if eight humans could survive two years in an enclosed ecosystem that creates its own air, food and water? The result was no. Now scientists are using the controlled environment to study climate change.