Three years ago Mark Kay, MD, PhD, published the first results showing that a biological phenomenon called RNA interference could be an effective gene therapy technique. Since then he has used RNAi…

Three hundred million years ago, Earth's climate shifted dramatically from icehouse to hothouse, with major environmental consequences. That shift was the result of both rising atmospheric carbon…

As NASA develops its next "flagship" mission to the outer solar system, Jupiter's enigmatic moon Europa should be the target, says Arizona State University professor Ronald Greeley. Although Europa…

The American Association for the Advancement of Science (AAAS) today released a new video as well as the first consensus statement of its board of directors regarding global climate change during a…

In almost all forms of heart failure, the heart begins to express genes that are normally only expressed in the fetal heart. Researchers have known for years that this fetal-gene reactivation…

The safest possible future for advancing nanotechnology in a sustainable world can be reached by using green chemistry, says James E. Hutchison, a professor of chemistry at the University of Oregon…

As climate change scientists develop ever more sophisticated climate models to project an expected path of temperature change, it is becoming increasingly important to include the effects of…

Patients who have gone blind are a step closer to perhaps one day regaining some of their sight. Researchers at the USC Doheny Eye Institute announced today the next step in their efforts to advance…

At least to female swordfish. Scientists from the Universities of Exeter and Glasgow today reveal how some females become sexually mature more quickly if they see attractive males. The researchers…

Scientists working at Novocell, Inc. in San Diego, CA have reported a stunning advance in the race to move embryonic stem cells from the province of basic scientific research into the arena of…