Diamonds are not forever
A new form of carbon is harder than conventional diamond
Critical breakthrough
Superconductivity has been seen in a metal in a high magnetic field
How the Earth spins
The inner core of the Earth is spinning faster than the rest of the planet
Making ice at room temperature
Electric fields can freeze confined layers of water
Fibres control the speed of light
New approach to fast and slow light could have real-world applications
Superlens breaks optical barrier
Making progress in the near field
Read article: Superlens breaks optical barrier
John Bahcall dies
The world's leading authority on solar neutrinos has died at the age 70
Read article: John Bahcall dies
Nanotubes make perfect diodes
Carbon-based devices take another step forward
Read article: Nanotubes make perfect diodes
Photonic crystals move into new areas
Photonic quasicrystals and table-top accelerators are the latest breakthroughs for these remarkable materials
Read article: Photonic crystals move into new areas
Number theory
New index indicated the importance and impact of work by individual researchers
Read article: Number theory
