Consumer & Gadgets

Ditch the soundbar with new Amazon Echo speakers

Besides sporting a new round look, Amazon's updated fourth generation Echo speakers have something else going for them. Buy a pair for $200 and they make fabulous TV speakers.

Engineering

New system uses floor vibrations to detect building occupants

Thanks to a new system developed at EPFL, building owners can detect the number of occupants and track their movement using sensors installed on floor slabs. This novel approach could be particularly useful for enhancing ...

page 1 from 13