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AIR AND SPACE July 12, 2016

Solar Impulse 2 sets off on fuel-free flight across the Mediterranean

Solar Impulse 2 took off from Seville, Spain early Monday on the penultimate leg of its epic round-the-world journey, a two-day trek across the Mediterranean to Egypt.

AIR AND SPACE June 23, 2016

Solar Impulse 2 attempts fuel-free trans-Atlantic flight

Solar Impulse 2 took off from New York early on Monday, attempting a historic solar-powered flight across the Atlantic.

AIR AND SPACE June 23, 2016

Solar Impulse 2 lands in Spain, completes historic trans-Atlantic flight

Solar Impulse 2 became the first solar-powered plane to cross the Atlantic when it landed in Spain early Thursday.

AIR AND SPACE June 22, 2016

Solar Impulse 2: How food science is fueling pilot's epic Atlantic flight

Sophisticated nutritional science is helping fuel Solar Impulse 2 pilot Bertrand Piccard on his historic flight across the Atlantic.

AIR AND SPACE June 17, 2016

Green skies: Solar Impulse 2 pilot eyes renewable energy future

Solar Impulse 2, which flew over the Statue of Liberty on its historic solar-powered global journey Saturday, continues to prove the vast potential of renewable energy, according to pilot Bertrand Piccard.

Green June 13, 2016

'Minecraft' tree in 'lost world' forest may be tropics' tallest

A tree familiar to players of the computer game "Minecraft" could also be the tallest tree in the tropics, conservationists have found

AIR AND SPACE June 10, 2016

Solar Impulse 2 set to arrive in New York Saturday

Solar Impulse 2 is expected to arrive in New York early Saturday on the latest leg of its solar-powered journey around the world.

AIR AND SPACE June 7, 2016

Solar Impulse 2 postpones New York flight

Solar Impulse 2 was forced to postpone its eagerly-anticipated flight from Lehigh Valley to New York as a result of bad weather early Tuesday.

AIR AND SPACE June 6, 2016

Solar Impulse 2 to continue epic journey, will arrive in New York early Tuesday

Solar Impulse 2 is expected to take off from Lehigh Valley, Pennsylvania around midnight on the latest leg of its solar-powered journey around the world, arriving at JFK airport in New York around 4 a.m. ET Tuesday.

Energy May 11, 2016

Electric rain? Solar panel turns raindrops into power

Scientists in China have developed an innovative solar panel technology that could turn raindrops into electric power.

Energy May 3, 2016

Tesla touts new battery technology, wants to change US power usage

On Thursday, Tesla rolled out a suite of batteries in an effort to wean the U.S. – and the world – off fossil fuels. And, of course, convince Americans to buy lots of its batteries.