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 ...

Consumer & Gadgets

Apple loosens grip on iPhone repair work

Apple on Thursday said it will begin supplying parts and training to independent repair shops, offering more options to service for devices made by the California tech giant.