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Mar 10, 2014

Download your free copy of our special issue "New ways to teach and learn physics", which is packed with the latest techniques, tips and trends in physics education

News: April 2002

Long polymers light up LEDs

Light emission in organic LEDs depends on the length of the polymer chain

Cyclic universe bounces back

The universe could undergo an endless series of big bangs and cosmic crunches

Nanotubes reach flash point

An accident in the lab reveals more surprising properties of carbon nanotubes

Victor Weisskopf

Acclaimed theoretical physicist dies at 93

Cosmic rays reveal their roots

New evidence suggests cosmic rays come from supernovas and ‘quasar galaxies’

Acoustics map out the brass section

Reflected pulses could help to tune the timbre of trumpets and cornets

Cooperation to answer cosmic questions

Six major experiments are proposed to tackle fundamental questions about the universe

Physicists scoop cool prize

Low-temperature physics is recognized by the 2002 Fritz London Memorial Prize

New results back neutrino oscillation

Conclusive evidence is found that solar neutrinos change ‘flavour’

Photonic fibres weave smart fabrics

Communications and textiles could benefit from tough glass-coated fibres

Spintronics gets serious

Physicists harness the spin of electrons in ‘spin valves’

Solutions to the skills gap

Roberts review tackles the shortage of science and engineering graduates

NMR could help clear landmines

New technique detects nitrogen in explosives

Super-sensor seeks out water

A sensitive humidity detector could improve crop yields and save water in dry regions

Condensed matter escapes the lab

Surface science and quantum mechanics probe star birth and the Earth’s core

Binary asteroid appears on the radar

First direct evidence is found for a double asteroid in the ‘near-Earth’ belt

Hydrogen metal on the horizon

Evidence found for ‘black hydrogen’ and solid hydrogen metal at high pressures

Bright future for UK laser

Plasma physics boosted by Vulcan laser upgrade

Microscopes move to smaller scales

Optical microscopy achieves its highest-ever resolution

Ultrasound targets brain surgery

New focusing technique could help development of non-invasive treatment for brain tumours

Sound check for the Sun’s magnetic dynamo

Acoustic waves shed light on the magnetic behaviour of our local star

Superconductors tell left from right

'Time-reversal' symmetry could be broken in underdoped superconductors