Automotive

Why some speedometers lag behind reality

Have you ever noticed how sometimes the display on your vehicle's speedometer is different from the speed shown on the navigation app on your phone?

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 ...

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