NASA gave its twin Mars rovers the green light to continue searching the Red Planet for evidence it once was a wetter place hospitable to life.

THE Spirit rover will spend another week parked on the spacecraft that took it to Mars, as cautious engineers work to clear a safe path for the six-wheeled robot to roll off and begin prospecting its rocky surroundings, NASA officials said.

Drugs commonly used to anaesthetise children have been shown to cause brain damage and learning problems in infant rats, a new study said today.

Steve Fossett has flown to within about 1,000 miles of the coast of South America.

American balloonist Steve Fossett said today his quest to circle the globe is going better than his five previous tries, despite losing contact with mission control for five hours earlier in the trip.

Foetal pig cells have been injected into the spine of a 50-year-old quadriplegic man in an experimental procedure that hospital officials say was the first of its kind.