Former special operations agent Paul Scharre helped create U.S. military guidelines on autonomous weapons. His new book Army of None, looks at the advances in technology, and the questions they raise.
This month marks the Hubble Space Telescope's 28th year in space, and as a gift to us earthlings, NASA and the European Space Agency issued photos of colorful, explosive beauty.
Xcel Energy will be the first utility in the nation to get Federal Aviation Administration approval to routinely fly drones beyond where a pilot can see the aircraft.
In any relationship, there are always things we don't say, assumptions we make about people we love. But often those assumptions are wildly, even dangerously wrong.
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Scientists working on new ways to battle the erosion that threatens Louisiana's coastline have a dramatic new tool: a massive replica of the lower Mississippi River.
The Facebook CEO appears before the House Energy and Commerce Committee after a five-hour session in front of two Senate committees on Tuesday. He'll take more questions about privacy and security.