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Galactic shape-shifting signals a decrease in star formation across cosmic history

Study suggests that most stars are born in spiral galaxies but end up in elliptical ones

Physicists claim 'loophole-free' Bell-violation experiment

Photons and diamonds used to simultaneously close detection and locality loopholes for the first time

Antimatter 'surfs' to higher energies on a plasma wave

New positron acceleration technique could boost energies in next-generation colliders

Nanotubes energize laser-accelerated ions

A layer of carbon nanotubes can triple the energy of laser-accelerated carbon ions

'Decorated' graphene is a superconductor

Depositing lithium on 2D material generates Cooper pairs

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Kurt J Lesker enables world-class vapour-deposited perovskite solar cell research

The benefits of vapour-deposited perovskites. A white paper from Kurt J Lesker

Degradation studies of a VECSEL gain structure using a stable green pump laser

The long-term power stability of the Opus 532 laser allows accurate monitoring of performance over several tens of hours. A white paper from Laser Quantum

IOP Publishing Impact Factor growth

journals

The 2014 Impact Factors, published by Thomson Reuters, once again show significant growth for journals published by IOP Publishing.

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Blog

Playing the cosmic piano

Instrument showcases the science and the art of particle physics

The September 2015 issue of Physics World is now out

Where physics ideas come from, an upgrade to MAST, "physics fights" and more

Multimedia

podcast

Inside the particle pyramid

Podcast Using muons to hunt for hidden burial chambers inside Mexico's Pyramid of the Sun

video

Painting with light

Video The New York photographers who are defying the digital trend

Features

feature

The secret life of scientific ideas

How do great ideas in physics come about? Vitor Cardoso shares insights from his web-based project The Birth of an Idea

Opinion

opinion

Better science policy

Robert P Crease looks at an ambitious programme to improve how science policy is formulated

Reviews

review

Unique, but not exceptional

A book that characterizes life on Earth as "special but not significant" gets Tamara Davis thinking about the interconnectedness of the cosmos

A very brief history of relativity

Reviewer Cormac O'Raifeartaigh enjoys this "beautifully written" account of the genesis of Einstein's greatest theory

Innovation & industry

industry

Physics World Focus on Vacuum Technology

Free to read: We tackle the latest challenges, applications and solutions

For the latest features and products for those interested in innovation and industry, see our special sections on:

Fusion

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