OK, we admit, we're a long way from a carbon-free grid—but when we have one, what's the most efficient way to use that energy ...

To help reduce confusion, several apps, including Flightradar24, Plane Finder and FlightAware, allow users to identify aircraft in real time. These tools provide detailed information about what ...

TAKAOKA, Toyama Prefecture--Thousands of baseball players, from little leaguers to professionals, are trying to perfect their pitching techniques with a device inspired by a paper airplane.