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When 17-year-old Raymond Wang read about how easily some diseases spread on planes, he thought airlines could do better. So he went to work — and won $75,000 at the International Science Fair.

Physicist Robert Davies worked with a classical quartet and two visual artists to create a musical performance about climate change. The music and images, he says, help the information take hold.

Many Americans now have access to a commingled recycling system, which lets users mix plastic, glass, paper and metal together in one bin. It's much easier, but not nearly as efficient.

Turns out, the history of Kraft's dull-orange cheese spread says a lot about the processed food industry — and where it might be headed as Kraft and Heinz merge.

The senator accused President Obama of holding up a "false choice" between his framework on Iran's nuclear program and war. He also seemed to diminish what military action against Iran would entail.

A funeral was held Saturday in North Charleston, S.C., for Walter Scott, the man shot and killed while fleeing a police officer. That officer, Michael Slager, has been fired and charged with murder.

If you're trying out for a job, the one judging you may not be a person — it could be a computer. Algorithms are evaluating human voices to determine which ones are engaging, calming and trustworthy.

The upcoming bout between Floyd Mayweather Jr. and Manny Pacquiao may or may not be the greatest of all time, but the two fighters are expected to take home at least $200 million combined.

Days into his campaign, Paul is pouncing on the mainstream media and Democrats, though he insists his short temper is "pretty equal opportunity."

Families of athletes normally make a pilgrimage to see the Olympics, but this year is different: The trip is more costly than previous games and, for many, more nerve-wracking.

Crouch built the largest Christian television network in the world. He was widely known for hosting a two-hour religious program with his wife Jan, who was known for her big, pink hair and dramatic makeup.

Universities and hospitals are training residents by having them practice on realistic replicas of actual patients' brains. The high-tech stand-ins allow the students to learn by making mistakes, something they're not able to do when real patients are involved.