The Royal Observatory Greenwich is to start serious study of the sky again after a break of 60 years.
Europe's Sentinel-5P satellite tracks formaldehyde emissions in the air over the Indian sub-continent.
Flesh-footed shearwater chicks are starving to death because of plastic, a BBC documentary reveals.
Why are some people so fascinated with dinosaurs?
Trying to stay cool could make the world even hotter
Does US have a pet tiger problem?
A manifesto to save Earth and ourselves
The little plug with a big job
'If the ocean dies, so do we'
Eight things you probably haven't heard before
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