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Protons swim with ease through shark jelly

Discovery could help to explain how some fish detect tiny electric fields

'Magnetic-charge ice' slides into view

Frustrated material could lead to better computer memories

Mega-tsunamis shaped ancient Martian shoreline

Huge meteorite impacts created a splash in northern Mars 3.4 billion years ago

Artificial optical nanostructure outperforms butterfly wings

"Gyroid" photonic crystal could have a number of technological applications

Ultrasensitive magnetic-field sensor could be made from a wobbling compass needle

Tiny sliver of cobalt should undergo precession in weak magnetic fields, say physicists

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Comparison of drive technologies in beamline positioning

Minimum incremental motion and holding stability in beamline positioning – stepper versus servo. A white paper from Aerotech

IOP Publishing Impact Factor growth


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

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The optimization of medical accelerators is the goal of a new network within the FP7 Marie Curie Initial Training Network scheme. Watch this video to learn more about the early-stage researcher opportunities available.

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What is a qubit?

Video Andrea Morello provides a brief introduction to quantum bits


Physics for all – building a more inclusive discipline

Podcast Feedback and reaction to the March 2016 issue of Physics World magazine on diversity in physics



Zombie physics

Stephen Ornes reports how two students modelled brain-eating monsters to spice up their class project



Meet the topaholic

Robert P Crease visits a physicist with an unusual passion


Tetraquarks, pentaquarks and subatomic molecules

MIT's Mike Williams explains how four or more quarks could join together to form exotic particles or even subatomic molecules



Riffing on the universe

Jazz musician and theoretical physicist Stephon Alexander brings a fresh perspective to links between science and music, writes Trevor Cox


Making space for nonlocality

George Musser’s new book reveals that nonlocality is more than just "spooky action at a distance", as James Millen learns

Innovation & industry

Focus issue

Physics World Focus on Nuclear energy

Free to read: Building the future of fission and fusion

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