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Science fiction

Superconductors can levitate above a magnet

Physics

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

Following a flurry of replication attempts, the claim that LK-99 perfectly conducts electricity at room temperature and pressure is looking unlikely to hold up

News

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

News

Technology

Thin reflective film that mimics butterfly wings can keep cars cool

News

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

News

Superconductors can magnetically levitate

Physics

Scientists race to test claimed room-temperature superconductor

News

The best new science fiction books of August 2023

Comment

The best new science fiction books of August 2023

Culture

Technology

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

News

Room temperature superconductors could be transformative for science

Physics

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

News

Supersonic cracks seem to be breaking the laws of physics

Physics

Supersonic cracks seem to be breaking the laws of physics

News

LK-99 partially levitating

Technology

Room-temperature superconductor 'breakthrough' met with scepticism

Creating a material that perfectly conducts electricity at room temperature and pressure would be a big deal, but a research team's claims of creating one has attracted more scrutiny than optimism

News

Comment

How to make perfect tempura at home

Regulars

Comment

Best science fiction films about space, according to an astrophysicist

Culture

Environment

Eunice Newton Foote: The woman who discovered the greenhouse effect

News

Physics

Quantum lidar could help driverless vehicles spot bright objects

News