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In depth: February 2009
Features
Electricity unplugged
In the near future, wireless electricity could replace the ubiquitous power cable. Aristeidis Karalis looks at a revolutionary new way of transmitting power without wires
Opinion
The nuclear threat: a new start
As US President Barack Obama takes office, his leadership will be needed to reduce the dangers of the world’s nuclear weapons and to stop nuclear materials from falling into rogue hands, argues Sidney Drell
Journeys to greatness
To practising physicists, the great equations of physics might seem obvious, logical and trivial. But to their discoverers, Robert P Crease argues, that was far from true
Reviews
Web life: The Internet Plasma Physics Education Experience
Explore the physics of fusion through interactive games on a simulated tokamak