When Facebook goes down it takes big chunks of the internet with it

Checking social networks is a morning ritual for many, and when that routine is disrupted – as it was recently when Facebook's servers went down – its absence can come as a surprise. But what also becomes apparent is that when the world's most popular social network is inaccessible, so t ...

3 hours ago
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Running fuel cells on bacteria

Researchers in Norway have succeeded in getting bacteria to power a fuel cell. The "fuel" used is wastewater, and the products of the process are purified water droplets and electricity.

4 hours ago
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