Lilium, a German start-up making electric jets that can take off and land vertically, has announced plans to sell 220 of its vehicles for up to $1 billion to Brazilian airliner Azul. Stream Los ...

What do supersonic jets and artificial-intelligence data centers have in common? They both need lots of power to make them go. That commonality, and the seemingly insatiable demand for electrons from ...

A fighter jet, claimed to be the most powerful in civilian hands, roars to life. What makes this start‑up sequence such a rare and thrilling aviation moment?