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marine life

Alligator bites shark

Life

Alligators versus sharks: Who wins this ultimate showdown?

A review of historical accounts shows there have been several alligator-on-shark grudge matches, hinting at an unlikely food source

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The sharksucker’s modified dorsal fin allows it to clamp on to other sea creatures

Life

Robots can hitch-hike on sharks thanks to ultrastrong sucker

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Proxima b

Space

Our closest star system may be home to a stolen star and planet

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A fish

Life

There are hardly any old fish left in the ocean – and that’s bad

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platypus swimming

Life

Five mythical animals that turned out to be real

Features

Nine probes reached the outer solar system: Where are they now?

Space

Nine probes reached the outer solar system: Where are they now?

Features

Some TRAPPIST-1 planets may have the right conditions for water

Space

Some TRAPPIST-1 planets may have the right conditions for water

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We’ve just seen 15 new mysterious cosmic radio bursts from space

Space

We’ve just seen 15 new mysterious cosmic radio bursts from space

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artist's concept of plumes on Europa

Space

One of Europa’s plumes may not exist, making hunt for life hard

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Kepler planetary disk

Space

‘Alien megastructure’ star may host Saturn-like exoplanet

Rather than being caused by extraterrestrial construction, the bizarre dimming of Tabby’s star could instead be due to a closely orbiting, ringed planet

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Life

Solving how fish swim so well may help design underwater robots

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Earth

Weird creatures are spreading polluting plastic through the sea

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Life

Fish eat bits of plastic because they think they smell good

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Life

Goldfish go months without oxygen by making alcohol inside cells

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