WIRED reviewer Nicole Kinning tests the Amseatec Criss Cross Office Chair, a desk chair designed to accommodate people who like to sit cross-legged, tuck a leg underneath, or otherwise shift out of conventional posture. The reviewer, who has long-standing sciatica following a teenage hamstring injury, found it a strong solution after previously trying meditation chairs,…

“EMF straws” and similar products are being sold as a way to block electromagnetic frequencies that come from common electronic devices, even without scientific evidence that they work.

The head of the US National Highway Traffic Safety Administration (NHTSA), Jonathan Morrison, has written to autonomous vehicle developers warning of an “unacceptable” pattern of driverless cars interfering with police, ambulance and fire crews. Describing the letter as a “call to action”, he said such vehicles pose “a danger to the general public” and directed…