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Artificial leaf designed to turn sunlight into sustainable petrol

Device could also make clean gas found in fuels, pharmaceuticals and plastics, it is hoped

Toxic algal blooms increasing in lakes worldwide, study finds

Organisms contain toxins that can cause liver damage, lead to respiratory paralysis or produce other fatal conditions in humans

Criticism of ‘tokenistic’ environmental policies in Queen’s Speech

Proposed actions are welcome but do not go far enough to address environmental challenges

Early humans stored bone marrow like tins of soup 400,000 years ago

‘Bones were used as cans that preserved the bone marrow for a long period until it was time to eat’

Nasa releases ‘peculiar’ recordings from surface of Mars

Audio of 'dinks and donks' could help shed light on how Mars formed and evolved