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Tiny spherules reveal asteroid impact history

More asteroids hit Earth billion of years ago than we thought.

Glowing can be an effective camouflage

Small-eye pigmy sharks’ bellies shine to disguise them from predators.

Brain scans predict weight and sexual behaviour

Functional MRI scans can reliably judge a person’s most basic appetites.

Choosing the right partner is a survival skill

  Love is a battlefield — and the male wasp spider (Argiope bruennichi) is one of its survivors.

Happiness is the key to a healthy heart

Positive emotions may protect against cardiovascular diseases.

‘The Matrix’ helps cats and dogs

Veterinary science and Matrix know-how has created a cutting-edge model that will put an end to unrestricted breeding of cats and dogs.

Polar bears are much older than we thought

Polar bears have actually been around for five times longer than previous studies suggested.

Blood test for teenage depression

Your blood can tell a doctor if you’re depressed.

Female tsetse flies and what they teach us about mammals

Lactating tsetse flies can shine a light upon lactating mammals.

Niceness may be predicted by our genes

  DNA may help explain why some people are nicer than others.

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