Canadian government 'knew about sea fertilizing'

Organizers of a controversial ocean fertilization project off Canada's west coast said officials knew of the undertaking but did not stop it, and that it violated no laws.

Can geoengineering put the freeze on global warming?

Scientists call it "geoengineering," but in plain speak, it means things like this: blasting tons of sulfate particles into the sky to reflect sunlight away from Earth; filling the ocean with iron filings to grow plankton ...

Antifreeze on Titan could affect its chances for life

Scientists have found that a common antifreeze compound that might exist on Saturn's moon Titan can get trapped within ice-like cages. This discovery could influence our ideas about the evolution and development of life on ...

Earth is having a bad acid trip, study finds

Earth may be overdosing on acid - not the "turn on, tune in, drop out" kind, but the "kill fish, kill coral, kill crops" kind. And it's shaping up to be a very bad trip.

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