DNA tests to find out your ancestry are growing in popularity. But do they really work? And are they worth it?
AFM, a nanotech workhorse, just got far faster and more precise.
New textiles tap polymer science to both trap and kill toxins -- all while wicking away sweat.
New ways to gauge an individual's response to environmental toxins will help scientists understand susceptibility to disease.
A shortage of human eggs is likely to be the biggest barrier for U.S. scientists who want to create cloned stem cells.
Stanford neuroscientist Bill Newsome wants to implant an electrode in his brain to better understand human consciousness.
Cloned stem cells could offer a clearer window on diseases.
Researchers suggest a strategy that could weed out dangerous nanoparticles.
A fertility test just on the market in the United Kingdom predicts how many fertile years a woman has left.
The current explosion in genetic information is allowing scientists to search for genes involved in complex diseases.