FEATURES

Can't Switch Off

Andrew Beale looks at how electric lights affect the circadian rhythms controlling sleep

How dietary restriction can lead to longer lifespans

The natural history paintings of Edward Lear

Memorable bioscience from the Royal Institution Christmas lectures

The growing threat to wildlife from fences and border walls

The RSB's rundown of the most important advances in bioscience this year

The latest in vitro techniques for studying development

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