A hybrid-electric jet engine may seem as absurd as a horse-drawn Zeppelin, but GE Aerospace is ground testing a new ...

Tesla’s robotaxi service has been mostly hypothetical so far, but it’s certainly taking the company’s shareholders for a real ride. Tesla debuted its ride-hailing service using cars with its so-called ...

A Tesla robotaxi moves through Austin, Texas, traffic on its first day of operations in June. But the service is not fully autonomous and still has "safety monitors" from the company riding in the car ...

We break down how modern fighter sensors work and why pilots no longer manage radar settings the way they once did. By looking at passive detection, spherical sensor coverage, and constant data fusion ...

Plasma engines could be the future of human space travel, and Russia’s “manetoplasma rockets” have the most ambitious travel goals ...

These aircraft weren’t built to be subtle. Four engines roar to life as hundreds of tons begin to move, slowly at first, then unstoppable. Watching them leave the ground never feels normal. 4 ...