Manipulating quantum bits with laser lights

By using light, researchers at UC Santa Barbara have managed to manipulate the quantum state of a single atomic-sized defect in diamond – the nitrogen-vacancy center – a method that allows for more unified control than conventional processes.

Sun's energy could be used to zap dangerous asteroids

Two US scientists say they've come up with a method of deflecting or destroying asteroids that could have dealt with last Friday's in less than an hour.

Cosmic impact wiped out mammoths

A study of rocks in Pennsylvania, South Carolina and Syria provides powerful support for the theory that a major impact helped wipe out mammoths and other megafauna, and destroyed a major prehistoric culture.

Evidence found for huge asteroid strike

Scientists say they've found more evidence of a major impact by a comet or asteroid, some 13,000 years ago.

HP moves closer to brain-like computing

Researchers at Hewlett Packard and UC Santa Barbara say they've made a breakthrough in the development of a device that could revolutionize computing by mimicking the brain.

Climate change linked to Earth's orbital cycle

A geologist has discovered a link between regular changes in the Earth's orbital cycle and changes in the climate.