Slow down: Reduced speed limits save lives in busy cities

Traffic accidents are the leading cause of non-natural deaths worldwide. Lower speed limits may help prevent accidents. But speed-reduction policies can be controversial and effects are not well documented.

Virgin Galactic unveils commercial space suits

The date for the world's first commercial space flight is not even confirmed yet, but future passengers' Star Trek-like outfits are ready and waiting.

Virgin Galactic seeks space tourism boost with market launch

British billionaire Richard Branson's Virgin Galactic will merge with a US investment firm to become the world's first publicly-traded space tourism venture—with an eye on sending its first clients into space within a year, ...

Ridehailing services may be driving up traffic deaths

While the era of app-based ridehailing services, such as Uber and Lyft, has been credited with keeping more impaired drivers off the road, increasing job opportunities and offering new levels of convenience, it is also linked ...

Tesla CEO lifts shareholder spirits, takes aim at media

Tesla CEO Elon Musk assured shareholders the electric car maker has recovered from a disappointing start this year and promised to counter media coverage that he believes has distorted perceptions about the unprofitable company's ...

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