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Ahead of this new hands-on science show, vote for the method by which you think one of the presenters, Dr Yan, should be transported across a 2.5m void.
Kate Humble, Simon King and Chris Packham are tracking the changing season. We're showing the best of your spring wildlife videos online, and you can find out how the young animals are doing in our webcams.
Is stress caused by your lifestyle, or by your genes? Lab UK and Headroom have created a test to help find out. Take part to get your stress rating and personalised tips about how to relieve stress.
From the Poles to the Equator, the BBC's Natural History Unit travels the world to film the planet's wildlife. Discover the stories they've uncovered on location.
The term 'beta' refers to a web page that is still under development.
We would like your feedback about the Science & Nature beta homepage to try to improve it further.
Then once everyone is happy with it, we'll remove its beta label.
Get to know yourself by taking our personality test. Or see if you can spot a fake smile.
Radio 4 follows whales, birds and other creatures as they move around the continent.