Energy & Green Tech

Engineers tackle pre-ignition challenges in hydrogen-fueled engines

Engineers at Southwest Research Institute (SwRI) have developed a reliable testing methodology to study stochastic pre-ignition (SPI) in hydrogen-fueled internal combustion engines (H2-ICEs), offering the automotive industry ...

Hi Tech & Innovation

Takeoff of China's flying taxis hits turbulence

An unmanned, oval-shaped craft from flying taxi maker EHang hovers, whirring noisily like a mini-helicopter over a riverside innovation zone on the outskirts of the southern Chinese business hub of Guangzhou, part of a trial ...

Consumer & Gadgets

You got a drone for the holidays. Now what?

They perform spectacular shows at amusement parks and sporting events. They deliver medicine and help monitor security. They make great gifts. What are they?

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