Engineering

Concrete versus asphalt for Nigeria's roads: which is better?

Nigeria's new works minister, David Umahi, is pushing for the use of rigid pavement in road construction, as against the flexible pavement predominantly in use. This, as the minister noted, is due to the precarious state ...

Automotive

Tesla issues 2nd recall for obstructing pedestrian warning

Tesla is recalling nearly nearly 595,000 vehicles in the U.S., most for a second time, because a "Boombox" function can play sounds over an external speaker and obscure audible warnings for pedestrians.

Engineering

Reducing noise transmitted through an open window

A new device that can reduce the intensity of sound passing through open windows is presented in a proof-of-principle study in Scientific Reports. It fits into a two-panel sliding window and can decrease the perceived loudness ...