Optical clocks look up
Visible radiation from metal ions is used to create the word's most accurate clock
Read article: Elastic laser spans the spectrum
Elastic laser spans the spectrum
Fibre optics could benefit from a stretchy laser that changes colour
New ‘light transistor’ for optical circuits
Devices that run on photons instead of electrons could transmit data at the speed of light
Magic material flips refractive index
A radical material with a negative refractive index could revolutionise optoelectronics
LED could signal silicon laser
A new LED could lead to a silicon-compatible light source
X-rays reveal some novel optical activity
The so-called optical activity of materials has been studied extensively since then, so it is perhaps surprising that there is anything new to discover. However, José Goulon of the European Synchrotr...
DIY black holes could supply the missing link
Benchtop 'black holes' could bridge the gap between relativity and quantum mechanics
Playing stop and go with light
Light brought to a halt in ultracold gas could be used in quantum computation
Read article: Cell-phone capacity multiplies
Cell-phone capacity multiplies
Polarized electromagnetic waves boost the capacity of radio signals
Photonics and particles win 2001 King Faisal prize
Optical communications and cosmology are recognised by the prize
