AMERICAN physicists are taking increasingly to a computer-based electronic bulletin board developed by physicist Paul Ginsparg that enables them to exchange research information. Physicists can

A NEW variety of potato has its own armour against pests and does not need a helping hand from insecticides. Its armour of hair traps and kills insects trying to feed on it (Ceres, Vol 25, No 2).

An astrophysicist tries to explain why, in violation of the laws of thermodynamics, the corona is hotter than the Sun.

Scientists claim a new mode of administering drugs would strip the main AIDS drug Azidothymidine AZT of its side effects.

Some insects come up with amazing answers to the question of survival.

Though increasing bacterial resistance to antibiotics is making it difficult to treat diseases such as malaria, pharmaceutical companies do not consider it profitable to invest in research for new drugs.

A RECENT find of fossils may help geologists break through the ice obscuring Antarctica's past. David Harwood of the University of Nebraska and his colleagues have collected fossils of marine

JAPAN'S Canon company, world-famous for its cameras, has adapted a technique used in making photocopiers to produce cheaper and more efficient solar cells. The technique involves sandwiching

THERE seems to be no limit to the miniaturisation of computers, because in the wake of laptops comes pocket-sized computers that allow the user to write on a liquid crystal screen with a special

A MALARIA vaccine made in Colombia by synthesising protein segments from the malaria parasite is proving promising in field trials, but its efficacy is still low. Vaccine developer Manuel