Stories by Tim Beardsley

Do viruses cause severe mental illness?

Genetic copying of animals is attracting commercial interest

New findings suggest mutation is more complicated than anyone thought

Researchers are learning how to live in a new budgetary environment

Blasting metal powder with lasers to make precision parts

Under President Clinton's command, researchers step up the search for an HIV vaccine

A little nitrogen is nice, but too much is toxic

Land mines strain diplomacy as technology advances

You must remember this. Really

Dolly has become a new icon for science

Lightweight batteries show their muscle in demonstrations

A sheep cloned from adult cells opens vast scientific possibilities and ethical dilemmas

Pharmaceutical aids to remembering and forgetting

China's eugenics law makes trouble
for science and business

Evidence mounts that black holes drive all quasars

A simple blood test can replace invasive procedures such as amniocentesis

Microjets of air can
cool chips, but...speak up!

Researchers find ways of coaxing spinal nerves to regrow

Chemical signals narrow
the search for petroleum

The U.S. wakes up to the threat of mad cow disease and its relatives

Death-defying guppy stunts--just to dazzle the females