The Nile river is at least 30 million years old
11 April 2018
Sediment deposits reveal when the longest river in the world started flowing from Ethiopia to the Mediterranean
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Ancient finger bone may reveal humanity's path out of Africa
9 April 2018
A single bone found in the Saudi Arabian desert is at least 85,000 years old, and may shed light on the route early humans took out of Africa
Congestion charge can cut childhood asthma attacks by half
4 April 2018
A congestion charge in Stockholm not only cut levels of air pollution, it halved the number of children admitted to hospital with asthma attacks
Virtuoso bowhead whales constantly make up new songs
3 April 2018
Bowhead whales are such talented singers they can make two sounds simultaneously, and they invent new songs every year
