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Inventions

A water pulk from the rubbish dump

With a simple water pulk or transporter, children in developing countries could have more time for schooling.

Rams and hedgehogs can make cars safer

Car bumpers can be made far more efficient by studying animals that have developed ways to deal with heavy impacts.

Solving the wave energy puzzle

Tests of a new wave power plant have been “exceedingly promising”, say researchers.

Bright idea brings quantum computers closer

Super-quick quantum computers have come a step closer after researchers have discovered a simpler way to store data in atoms.

Danes crack atom bonding code

Atoms attach and detach according to a fixed pattern. A new theory explains how.

Your smartphone can scan your brain

Now you can connect a headset with electrodes to your smartphone, so you can read your brain’s signals while on the move.

That dream screen is just around the corner

A Danish chemist expects the first new super-thin graphene screens to be in stores quite soon. But we may have to wait a few years for computers that use this miracle material.