Stamp on the NetAn electronic postage stamp is being developed in the US that Internet users could buy with a click of the mouse instead of walking down to the neighbourhood post office. A firm led

A spacecraft developed by NASA would glide down to the Earth without any engine power

After a journey of 10 months and about 700 million km, the US spacecraft Mars Global Surveyor successfully eased into a wide orbit of Mars about 300 km over the north pole of the planet in the early

Mathilde, a 52 kilometres asteroid, has been observed by the Near Earth Asteroid Rendezvous (NEAR) spacecraft. The spacecraft measured the mass of the asteroid when it passed within 1,200 km of

Magnetic clouds that burst out from the Sun may damage satellites

The Pathfinder mission sprung a surprise towards end August when the roving vehicle revealed at least two different kinds of rocks on the planet. Neither resembles the Earth's volcanic rocks or

Gamma ray bursts occur daily and are million times brighter than the galaxy

The space shuttle has brought back vital data about ozone depletion

NASA's Mars Pathfinder space-craft is capturing far more data

Smart carrier To avoid traffic jams that frequently clog the Internet today, the US