Volcanic brine mines could be green sources of copper, gold and lithium

Many renewable energy technologies require metals that are mined through environmentally destructive processes. Now, Oxford scientists are investigating a new way to mine valuable metals trapped in hot brines beneath volcanoes.

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Alice electric plane ditches a motor as it gears up for first flight

As it edges towards the first flights for its Alice aircraft, Eviation has finally unveiled what it says is the production version of its all-electric nine-seater, with the first test flights now slated for later in the year.

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