Print edition: March 2004

Features

Breaking Lorentz symmetry

Tests of Lorentz symmetry are becoming more and more accurate

The little wave with the big future

Wavelet transformations have the edge over Fourier techniques in many applications

Muons: particles of the moment

Anomalous magnetic moments point to new physics

Physics in Action

Fermionic first for condensates

"Holy grail two" has been achieved with ultracold gases

Solid leaves a super signature

Superfluidity has been seen in solid helium-4

Superconducting duo

Heavy-fermion metal displays two critical points

Photonic-crystal lasers light up

Integrated optical circuits move closer

Post-deadline

Turning in to X-ray echoes

Crystal breaks record for largest surface area

Antimatter in full view

News & Analysis

Dark-energy doubts rebuffed

Hubble sees glimmer of hope

Swiss institute could shut

Hydrogen economy is decades away

US unveils 20 Year scientific plan

Mixed messages for underground lab

Two new superheavies seen in Dubna

Crunch time for the linear collider

The technology choice: superconducting versus copper cavities

Hypermatter pours from Frascati lab

LED developer wins $185m

Revamped research assessment

Electric fields: Richard Box

US institutions dominate world university rankings

Mixed fortunes for physics

How small is your world?

Editorial

Time for big decisions

Important choices have to be made this year

Forum

Rich or famous: you choose

Entrepreneurs and academics live in different worlds

Critical Point

The paradox of trust in science

Feedback

Schrodinger and the double helix

Reviews

Revolving around Léon Foucault

The man behind the pendulum

Physics in the driving seat

The Isaac Newton school of driving

A rough guide to units

Measurement through the ages

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