Southeastern Brazil, South America’s largest and most populous country, is highlighted in this 26 May 2007 Envisat image. Brazil consists of one federal district and twenty-six states, four of which…

The huge potential of agricultural soils to reduce greenhouse gases and increase production at the same time has been reinforced by new research findings at NSW Department of Primary Industries' (DPI…

Albert Einstein’s theory of general relativity has fascinated physicists and generated debate about the origin of the universe and the structure of objects like black holes and complex stars called…

The discovery of how some abnormal cells can avoid a biochemical program of self-destruction by increasing their energy level and repairing the damage, is giving investigators at St. Jude Children's…

The basic Keller explant is a rectangle of dorsal mesendoderm and ectoderm from an early-gastrula-stage Xenopus laevis embryo. It is ~60° to 90° wide, extending from the bottle cells to the animal…

People who suffer from anxiety tend to interpret ambiguous situations, situations that could potentially be dangerous but not necessarily so, as threatening. Researchers from the Mouse Biology Unit…

Rats with erectile dysfunction, or ED, that were injected with a gene therapy vector containing either of two nerve growth factors were able to regain normal function after four weeks, according to a…

A unique examination of one treatment center’s use of magnetic resonance imaging (MRI) in new breast cancer patients has found MRI to be superior to mammography in finding additional tumors in a…

In the first scientific study of its kind, shark cartilage extract, AE-941 or Neovastat, has shown no benefit as a therapeutic agent when combined with chemotherapy and radiation for patients with…

Malignant melanoma is one of the deadliest forms of skin cancer. Nearly 60,000 new cases of melanoma are expected in 2007, and 8,100 deaths are expected to occur. Higher levels of a protein called S…

A drug described by some people as a “genius pill” for enhancing cognitive function provided relief to a small group of Rochester breast cancer survivors who were coping with a side effect known as…

Researchers have identified novel genetic mutations that are linked to hereditary diffuse gastric cancer, with these mutations being due to both independent mutational events and common ancestry,…

What did dinosaurs hear? Probably a lot of low frequency sounds, like the heavy footsteps of another dinosaur, if University of Maryland professor Robert Dooling and his colleagues are right. What…

An architect pursuing a Ph.D. at the Technion-Israel Institute of Technology and his colleague have devised a low-tech way to collect dew from the air and turn it into fresh water. Their invention…

Last year, a groundbreaking international project found that a group of Japanese patients with advanced non-small cell lung cancer survived longer —and had a higher rate of side effects — than U.S.…

Flaxseed, an edible seed that is rich in omega 3-fatty acids and fiber-related compounds known as lignans, is effective in halting prostate tumor growth, according to a study led by Duke University…

This has been a productive week with setting up Drexel Island on Second Life. We have settled on a pod tree structure to house departments and faculty in the College of Arts and Sciences. Eloise…

Any number of things can go wrong in the cells of the body to cause cancer -- and clinicians can't tell by just looking at a tumor what exactly triggered the once normal cells to turn cancerous. New…

Colgate anthropology professor Allan Maca and a team of researchers have found a previously unknown tomb in Copán, Honduras, dating back to the 7th century A.D. that contained the skeleton of an…

A team of biomedical engineers has developed a computer model that makes use of more or less predictable “guesstimates” of human muscle movements to explain how the brain draws on both what it…