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Denver-based Boom Technology's XB-1 demonstrator plane hit Mach 1.122 — 750 mph. It's the first independently developed supersonic jet. The company is also working on a supersonic passenger airliner.

Lasers and lava and mummies, oh my! Here are the exhibits that kids and their grown-ups love the most from 10 of the nation's best children's museums.

We want to know who you turn to for an accurate weather forecast: is it the groundhog, the Farmers' Almanac or the nerds with supercomputers?

A giant, 6-ton potato is being rented on Airbnb in Idaho.

A report finds that Andreas Lubitz set the altitude dial to 100 feet several times during his outbound flight, leading investigators to believe that he was practicing for the crash.

The former presidential candidate bought a lake-front summer vacation home for $575,000 last week. Some of his former supporters weren't happy about it and questioned his socialist bona fides.

Ash is spewing thousands of feet into the air from a volcano in the New Zealand national park where Lord of the Ring's climatic scenes were shot. Scientists are warning that the peak that served as a stand-in for "Mount Doom" may soon erupt.

Scientists analyzing fossils from the country's northwest regions say two specimens were from previously unknown species.

The Federal Aviation Administration is once again looking into a close call at a major U.S. airport, after two passenger jets narrowly avoided a mid-air collision as they attempted to land in Phoenix.

Author Benjamin Alire Saenz's teen-lit novel Aristotle and Dante Discover the Secrets of the Universe won big at this year's American Library Association awards. For Tell Me More's 'In Your Ear' series, he shares the songs that inspire him.