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.
Architects, engineers and building supervisors will soon be able to quickly collect information that once took weeks to measure and process.
Amazon.com has received patent rights to send its products to customers by unmanned drone aircraft.
The head of the National Aeronautics and Space Administration, or NASA, said that the space agency is on track to land people on Mars in the 2030s.