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materials science

Technology

Cooling system could replace air con and drastically cut energy use

A heat-pump-like system that relies on a phenomenon called electrocaloric cooling could heat or chill a room almost twice as efficiently as standard air-conditioning units

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Apartment air conditioners in a building in Singapore

Physics

Superconductor hopes dashed after journal retracts ‘red matter’ study

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Attempts to recreate red matter

Technology

Hollow nanoparticles linked by DNA make unusually strong materials

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Plastic scrap in landfill

Technology

Waste plastic can be recycled into hydrogen fuel and graphene

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Physics

Squeezing loofah sponges creates enough electricity to power LEDs

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The Bayesian experimental autonomous researcher (BEAR), a robotic laboratory

Technology

Toughest known structure discovered by autonomous robot lab

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Superconductors can levitate above a magnet

Physics

LK-99: Mounting evidence suggests material is not a superconductor

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LK-99's creators claim it is a superconductor at room temperature and pressure

Physics

Why it's so hard to tell if LK-99 is a room-temperature superconductor

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Technology

Thin reflective film that mimics butterfly wings can keep cars cool

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Gold nuggets - thin gold wafers can generate their own glow

Physics

Gold flakes glow when they are bathed in light and now we know how

Shooting powerful lasers at thin gold flakes has revealed how the precious metal generates its own faint glow – and might help us better control chemical reactions used in energy storage

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Superconductors can magnetically levitate

Physics

Scientists race to test claimed room-temperature superconductor

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Technology

Energy-storing concrete could form foundations for solar-powered homes

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Room temperature superconductors could be transformative for science

Physics

Room-temperature superconductors: Here's everything you need to know

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Supersonic cracks seem to be breaking the laws of physics

Physics

Supersonic cracks seem to be breaking the laws of physics

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