In the United States, a company is working on a project that could change the way we think about public transportation.
Scientists who study the sun watch for sunspots — violent storms that can affect communications, navigation systems and even electric power stations on Earth.
A team of scientists has found a surprise element to the social structure of baboons: democracy.
A plane that uses only solar power landed on the island of Oahu, Hawaii on Friday after being flown across the Pacific Ocean.
For many years, machines have been doing work that people once did, including some difficult jobs.
Scientists say sea levels are rising and will continue to do so into the future.
A three-person crew has returned to Earth after more than six months on the International Space Station.
Shopping centers, stadiums and universities may soon have a new tool to help fight crime.
The U.S. Agency for International Development is launching a competition to fight wildlife poaching and trafficking.
An old Internet scam is getting some new attention lately.