Business

Robots ride to rescue as delivery risks rise

What looks like a rolling picnic cooler stops at the crosswalk, waits for a car to pass and then navigates its way at a leisurely pace down the sidewalk in suburban Washington.

Automotive

Motorcycle taxi ban brings Lagos to a halt

Even before a sudden controversial ban on motorcycle taxis and tricycles in Nigeria's commercial capital, Lagos, crippling traffic jams were a daily ordeal for its more than 20 million inhabitants.

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