Brain scans suggest that altruism may be as much a part of our genes and gray matter as it is a function of free will.
A new blood test uses scraps of fetal DNA to piece together a prenatal diagnosis.
A new method for chemically treating dioxins and PCBs could help to destroy the toxic pollutants.
Q&A: Biologist Aubrey de Grey is convinced that mice-and people-should be able to live for a very long time.
A biological template ramps up electrode performance and scales down size.
In a few years, China will be the world’s largest emitter of carbon dioxide. Don’t look for any quick and easy solution to the problem.
Scott Fulton at BetaNews just published an uncritical puff piece about computer-security firm eEye’s new antivirus product, Blink.
At search engine ChaCha, live humans guide visitors to the information they need. But will users slow down enough for real conversations?