Ryan Villarreal

The Solar Impulse prototype solar aiplane has been developed by Swiss engineers. It is has the 193-foot wingspan, about the width of a standard jetliner, but weighs no more than an average car. Placed on top of its wings are about 12,000 solar panels, which provides the aircraft with a renewable energy source.

Environmental advocacy group the Sierra Club endorsed President Obama Wednesday, supporting his 2012 reelection campaign.

When Mike Tyson sunk his gold teeth into the fleshy cartilage of Evander Holyfield's ear, he claimed it was in retaliation for being headbutted. Luckily for Tyson's pet tiger Kenya, when she headbutted him, she made sure to knock his teeth out.

Genetically modified corn has been linked to a decrease in a subterranean fungus that forms a symbiotic bond with plant roots, allowing them to draw in more nutrients and water from the surrounding soil in exchange for carbon.

Earth Day 2012 is on April 22, and will be observed around the world with events and activities highlighting environmental concerns and planetary health issues.

The U.N. Security Council unanimously voted Saturday to send a team of international observers on a peacekeeping mission to Syria in the midst of the country's tenuous cease-fire.

The story of nine-year-old Caine Monroy's cardboard arcade which he built at his father's auto parts store in East Los Angeles has turned into an internet sensation with the help of an independent filmmaker named Nirvan Mullick.

George Zimmerman has been charged with second-degree murder in the shooting death of teenager Trayvon Martin, making his first court appearance April 12 at the Seminole County Correctional Facility in Sanford, Fla., where he is being currently being held.

North Korea's planned rocket launch has provided an opportunity for foreign journalist's to gain limited access to the reclusive nation under new leader Kim Jong-un. Have a look at some of the most recent photos from the communist Hermit Kingdom.

A group of engineering students at Purdue University set a new world record for the largest Rube Goldberg Machine with a 300-step contraption tasked with inflating and popping a balloon.

The Chinese Communist Party has suspended Politburo member Bo Xilai, while his wife Gu Kailai has been named a prime suspect in the death of British businessman Neil Heywood.

Reuters photographer Bobby Yip captured pictures of workers at the Kim Jong-suk Pyongyang Silk Mill in Pyongyang April 9. The factory is named after the wife of North Korea founder Kim Il-sung and appears to employ women exclusively on the factory floor.

The head of Mali's Parliament, Dioncounda Traore, who was exiled following last month's military coup, returned Saturday as interim president after rebel army leader Captain Amadou Sanogo agreed to reinstate constitutional rule.

The growing consensus among Republican National Committee superdelegates is that Romney will be the party's presidential nominee.

A self-described little white girl presents her thoughts on whiteness, privilege, and activism in the wake of Trayvon Martin's death.

Researchers at the University of Southern California have built a stable quantum computer system within a diamond, signaling a breakthrough in the scaling down of computer size with an increase in speed and performance.

A 900-year-old Chinese ceramic dish from the era of the Song dynasty sold for $26.7 million at an auction in Hong Kong.

Rebel military leader Captain Amadou Sanogo led a March 22 coup in Mali, which deposed democratically-elected President Amadou Toumani Touré. Sanogo cited frustration with Touré's handling of an insurgency by members of the Tuareg ethnic group in northern Mali as the reason for the coup.

At its summit this week in Cambodia, the Association of Southeast Asian Nations struggled to come to a consensus on how to deal with China's territorial claims in the South China Sea.

Remains of a young woolly mammoth were recently found preserved in ice along Siberia's Arctic Ocean shore.

A research team from the Vienna Technical University has developed 3D printing technology capable of creating nano-scale models, no bigger than a grain of sand, at record-breaking speeds.

German company Terrafugia is preparing to put its flying car, the Transition Roadable Aircraft, on the market next year with a price tag of $279,000.

Last month, North Korea invited 14 scientists from eight different countries -- five alone from the U.S. -- to attend a conference with 75 North Korean scientists, and provide their expertise on restoring the country's environment and securing domestic food supplies.

Federal agents raided Oaksterdam University -- America's first cannabis college -- Monday, as well as the home of founder Richard Lee, confiscating bags of medical marijuana, cannabis plants and business documents. Here are five things to know about the medical marijuana entrepreneur:

HBO has released a 20-minute Game of Thrones Season 1 recap special, which features the show's creators and cast members providing illuminating insight into the events of Season 1, what to expect in Season 2 (premiering Sunday at 9 p.m. EDT), and the series as a whole. Watch it here.

Conservative political commentator and author Ann Coulter slammed Republican presidential candidate Newt Gingrich, criticizing him because of his extramarital affairs.

Chinese authorities have shut down 16 websites and arrested six people after rumors of an attempted coup in Beijing spread over the Internet last week, China's state media reported.

HBO has released six clips from the first episode of Game of Thrones Season 2, which premiers April 1. The episode, titled The North Remembers, picks up with the Starks leading a rebellion against the Lannisters. Tyrion Lannister returns to King's Landing at his father Tywin's request to advise the young and impudent King Joffrey. Meanwhile, the yet unseen Stannis Baratheon, older brother of the late King Robert, plots his own succession to the iron throne and Daenerys Targ...

Best Buy has fallen on hard times in a sluggish economy, suffering a dismal drop in sales and an overall $1.2 billion loss over the last fiscal year. The electronics giant announced Thursday that it will close 50 stores and cut 400 jobs at its Richfield, Minn., corporate headquarters, hoping to save $800 million over the next three years in order to stay afloat.