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Astronauts travelling to Mars won’t be able to chat in real-time to therapists on Earth

Can China conquer its smog problems before Olympics?
More: Up in the air

A Guyanese trek turns up new fish species
Read more from the original source: Caught in the net

Wetlands risk conversion to farmland as demand for food and biofuel grows, a conference in Brazil is told.
Go here to see the original: Demands threaten wetlands

How strong emotions can cause physical pain
Read the original: Grief really hurts

The lost tapes of Dr Who composer Delia Derbyshire
More here: Found sounds

Punk-loving robots pogo in the name of science
More here: Machine music

Four tonnes of dinosaur bones and other fossils stolen from Argentina are back home after being seized in the US.
Go here to see the original: Stolen fossils back in Argentina

Ivory Coast calls on the UN to lift an arms embargo that hampers its efforts to tackle illegal fishing.
View original here: Arms embargo hits Ivorian fishing

Did 1970s mission find life on Mars, or was it a mirage?
Credit:Phoenix diary