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As prediction markets boom, competition is heating up. So traders go the extra mile for a fraction-of-a-second advantage or to sleuth out information nobody else has. It can lead to a huge payday.

When the modern electric vehicle was still in its infancy, drivers worried that vehicles would need expensive battery replacements within a few years. But battery lifespans are exceeding expectations.

Scientists have measured all kinds of athletes, and one sport consistently come out on top for maximizing the body's ability to convert oxygen to energy.

Two years ago, the successful union drive at this plant was expected to spark victories throughout the South. But now, as members vote to make their contract official, momentum has fizzled.

The U.S. is a winter sport powerhouse, second only to Norway. The wins at the Milan Cortina Games come disproportionately from athletes who emerged in a handful of states from Alaska to Vermont.

A new study finds that horse whinnies are made of both a high and a low frequency, generated by different parts of the vocal tract. The two-tone sound may help horses convey more complex information.

She was thrilled to become the first teacher from a government-sponsored school in India to get a Fulbright exchange award to learn from U.S. schools. People asked two questions that clouded her joy.

The U.S. is sending even more Navy ships and top-of-the-line warplanes into the Middle East. This comes as the U.S. and Iran are talking about that country's nuclear program.

After two-and-a-half weeks of competition, the Winter Olympics are officially over. A look back at the best moments, breakout stars and biggest upsets of the Games.

Between war, protests and government crackdowns, the filmmakers raced to finish and smuggle their portrait of Tehran's underground arts scene to the prestigious film festival.