Student Develops Gun Unlocked by Fingerprint
A gunman killed two members of a television news crew in the United States earlier this week.
Book Pages Could Provide Safe Drinking Water
The expression “a thirst for knowledge” may soon have a new meaning for millions of people who have no way to get clean water.
Facebook Reaches Out to Africa
The social media company Facebook has opened its first African headquarters in Johannesburg, South Africa.
Futuristic Transport System Moves Closer to Reality
In the United States, a company is working on a project that could change the way we think about public transportation.
Solar Activity Can Affect Communication, Power on Earth
Scientists who study the sun watch for sunspots — violent storms that can affect communications, navigation systems and even electric power stations on Earth.
Are Baboons Democratic?
A team of scientists has found a surprise element to the social structure of baboons: democracy.
Solar-Powered Plane Lands in Hawaii after Crossing the Pacific
A plane that uses only solar power landed on the island of Oahu, Hawaii on Friday after being flown across the Pacific Ocean.
Robots Ready to Work in Restaurants
For many years, machines have been doing work that people once did, including some difficult jobs.
Rising Sea Levels to Continue
Scientists say sea levels are rising and will continue to do so into the future.
Robot Security Could Help Cut Crime
Shopping centers, stadiums and universities may soon have a new tool to help fight crime.