Add Yahoo as a preferred source to see more of our stories on Google. A Chinese spy balloon in the US is the latest in a long history of governments spying on each other from the sky. Aerial ...

Speaking from experience, it’s always fun to build something with the specific intention of destroying it. Childhood sessions spending hours building boats from scrap wood only to take them to a ...

McLEAN, Va. — When the CIA's secret gadget-makers invented a listening device for the Asian jungles, they disguised it so the enemy wouldn't be tempted to pick it up and examine it: The device looked ...