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A sheep cloned from adult cells opens vast scientific possibilities and ethical dilemmas
Entrepreneurs are extending the Internet to everyday appliances
Increased concern for animals, among scientists as well as the public, is changing the ways in which animals are used for research and safety testing
How Fast Is Technology Evolving?
New ways to fend off antibiotic-resistant pathogens
A budget squeeze and space station woes threaten solar system exploration
HAL's Legacy: 2001's Computer as Dream and Reality
The September single-topic issue, "What You Need to Know about Cancer," generated a considerable volume of mail from readers who have been touched by the disease-physicians, patients, friends and family members...
An international conference dares to ask, 'Is it time for the world to slow down?'
States and terrorists alike have shown a growing interest in germ warfare. More stringent arms-control efforts are needed to discourage attacks
Can the Web become a smart partner in scientific research?