Automotive

Boon or blight? E-scooters around the world

The for-hire electric scooters that have become ubiquitous in Paris and other cities worldwide are under scrutiny in the French capital, where residents vote Sunday on whether to ban them.

Engineering

Supersonic travel, without the sonic boom

Supersonic aircraft generate a series of shock waves that merge into two distinct booms. The planes drag these incredibly loud sounds along their flight path, creating unacceptable noise levels over land. So far, sonic booms ...

Engineering

Can we evacuate from hurricanes in electric vehicles?

As emergency coordinators across the U.S. prepare for the upcoming hurricane season, they are busy planning evacuation routes. Currently, these plans don't anticipate the needs of people driving electric vehicles, which have ...

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