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marine biology

Lizards re-evolved eggs after thousands of years of live births

Life

Lizards re-evolved eggs after thousands of years of live births

It’s an evolutionary U-turn: a group of egg-laying lizards evolved from live-bearing ancestors, which are in turn descended from even older egg-layers

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Sumatran tigers fall 17 per cent and have just two strongholds

Earth

Sumatran tigers fall 17 per cent and have just two strongholds

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Why do female monkeys spend so long looking at rugged males?

Life

Why do female monkeys spend so long looking at rugged males?

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Hummingbirds have massive hearts to power their hovering flight

Life

Hummingbirds have massive hearts to power their hovering flight

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Baby pterosaurs were cute, defenceless and unable to fly

Life

Baby pterosaurs were cute, defenceless and unable to fly

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DNA code

Humans

A bacterium has been engineered to make 'unnatural' proteins

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family tree artwork

Life

How changing families are affecting our children’s well-being

Features

pregnant woman

Life

Does it matter if my child is not genetically related to me?

Features

Madagascar's lemurs close to extinction after population crash

Earth

Madagascar's lemurs close to extinction after population crash

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Strong bones may be vital for maintaining memory in old age

Health

Strong bones may be vital for maintaining memory in old age

A hormone secreted by bone reverses age-related memory loss in mice, hinting that strengthening your bones may protect you from some of the ravages of old age

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Life

Birds have childhood sweethearts that they stay with as adults

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Earth

Light pollution is set to double between now and 2050

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Life

Let's hope chickless penguin colony can come back from the brink

Comment

Health

Making your brain cells longer could help ward off Alzheimer’s

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