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Extremely cold drop of helium can be levitated forever

Physics

Extremely cold drop of helium can be levitated forever

A drop of very cold liquid helium can be made to float for an indefinitely long time using strong magnets and quantum effects

News

The are thosands of small pieces of junk orbiting Earth (as well as thousands of satellites)

Physics

Quantum sensors could detect space debris from its gravitational pull

News

Sunlight coming out of the optical fibre

Physics

Sunlight could cool an atom to its coldest possible temperature

News

Supermassive black hole. Elements of this image furnished by NASA.; Shutterstock ID 1756053335; purchase_order: -; job: -; client: -; other: -

Space

Lab imitations of the unobservable cosmos can be genuinely insightful

Leader

Milky Way. Night sky and silhouette of a standing man

Space

Questions I dread: How did the universe begin, and what is space-time?

Comment

Illustration of particles and their wave functions

Physics

Fundamental law of physics demonstrated using quantum objects

News

2J1JM3H Patterns in a pond. Cropped shot of a finger touching water to form ripples.

Physics

Why virtual particles don’t exist but do explain reality – for now

Features

CE8NB6 Illustration showing galaxy giant whirlpool in space galaxy's effect on space image shows how gravity galaxy warps local

Physics

To create a wormhole that doesn't collapse, you need exotic matter

Features

Snowflake on a dark blue background; Shutterstock ID 1006197640; purchase_order: -; job: -; client: -; other: -

Physics

Why symmetry is so fundamental to our understanding of the universe

Features

Quantum particles, quantum computer, galaxy-like ; Shutterstock ID 2194720327; purchase_order: -; job: -; client: -; other: -

Physics

How we could discover quantum gravity without rebuilding space-time

In the search for a theory that unites general relativity and quantum physics, many have tried to rethink space-time. But what if space-time emerges naturally, like a hologram?

Features

Life

Blobs of worms untangle in milliseconds with a corkscrew wiggle

News

Physics

Why we must inspire people with the magic of condensed matter physics

Comment

Physics

2D crystal of ultracold charged atoms is biggest ever created

News

Physics

Strange quantum effect observed in unusually large object

News