Viewpoint: Joel Sartore, the wildlife photographer who loves zoos.

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Zoos can help save animals, not just in cages, says experienced photographer Joel Sartore.

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Professor Donna Strickland was the first woman to win the Nobel Prize in Physics for 55 years.

Sir David Attenborough: "The growth of the population must stop" # 039;

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Sir David Attenborough on the Isle of Love, global warming, population growth and meat consumption.

How should we deal with a large-scale chemical attack?

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Scientists are developing a technology to help.

Why did so many deep sea whales fail in Scotland?

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Scientists are investigating why about 70 deep-sea whales have stranded on the beaches of Scotland and Ireland since the beginning of August.

Norwegian teenager is fighting against the government for arctic oil

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Elina Berg is a member of a campaign group that is suing the Norwegian government for oil exploration in the Arctic.

Plastics Watch: Could algae replace plastic containers?

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An Indonesian inventor has come up with a unique solution to the plastic food packaging problem.