A record-breaking football match played 1,800 meters up on a hot-air balloon platform stuns viewers and pushes engineering ...

Critics argue the satellites, billed as a way to harness solar energy at night, could hamper sky observations and may pose a ...

Proponents of the controversial climate solution say start-ups can develop a potentially world-changing technology faster ...

But for all that Trump touts the importance of American leadership in AI, in reality he’s spent much of his presidency ...