Party On: Legislation passed last week allows the Federal Helium Reserve to continue selling the stockpiled gas. Above, Jonathan Trappe launches his 370-balloon craft from Caribou, Maine, in an attempt to cross the Atlantic Ocean on Sept. 12. Alexandre Ayre/Barcroft Media/Landov hide caption

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Alexandre Ayre/Barcroft Media/Landov

Here's Something Congress Can Agree On: Helium

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SpaceX launched an upgraded version of its Falcon 9 rocket Sept. 30 from Vandenberg Air Force Base in California, northwest of Los Angeles. SpaceX hide caption

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SpaceX
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How Our Stone Age Bodies Struggle To Stay Healthy In Modern Times

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Workers assemble solar panels at the now-bankrupt Suntech in the eastern Chinese city of Wuxi. Overproduction in the country has helped lower the cost of solar panels. Peter Parks /AFP/Getty Images hide caption

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Peter Parks /AFP/Getty Images

A wildfire burns in Prescott, Ariz., on June 18. The fire covered nearly 11 square miles of the Prescott National Forest. Todd Tamcsin/AP/American Red Cross hide caption

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Todd Tamcsin/AP/American Red Cross

Is Living With Extreme Wildfires The New Normal?

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Babies Smell Delicious, Just Like A Cheeseburger

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But Can Your Smartphone Pick The Fastest Checkout Line?

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Shinichi Kuramoto of the Center for Deep Earth Exploration in Japan displays a replica of earthquake fault rock. TOSHIFUMI KITAMURA/AFP/Getty Images hide caption

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TOSHIFUMI KITAMURA/AFP/Getty Images

The Fragile, Invisible Connections Of The Natural World

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University of Maryland's Jaydev Desai shows off a prototype of a robot that he and colleagues are developing to minimize harm to patients during brain surgery. John T. Consoli/University of Maryland hide caption

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John T. Consoli/University of Maryland

UN Climate Change Report: Sea Level, Air Temperature To Rise

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MBA students from McGill University in Montreal are building a company to mass produce grasshoppers, seen here at a market in Oaxaca, Mexico. William Neuheisel/Flickr hide caption

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William Neuheisel/Flickr

Les Paul: Inventor and Innovator

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