With almost one billion people lacking access to clean, safe drinking water, scientists are reporting development and successful initial tests（初始测试） o...
11 influenza flu season, scientists and engineers have identified the environmental conditions and surfaces that could enable a highly pathogenic（致病的，...
Before Alzheimer's patients experience memory loss, the brain's neurons（神经原，神经细胞） have already suffered harm for years. A new study in mouse m...
Scientists have solved an important mystery about why an arsenic（砷的） compound, called arsenite（亚砷酸盐） , can kill us, and yet function as an effective t...
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and Stony Brook University have discovered a key difference in ...
Harvard University neurobiologists have created mice that can "smell" light, providing a potent（有效的，强有力的） new tool that could help researche...
How do astronomers weigh a star that's trillions of miles away and way too big to fit on a bathroom scale（体重秤） ? In most cases they can't, alt...
Scientists at the University of Michigan Heath System and their collaborators have found four new DNA "hotspots" that may one day help guide...
Analysis of H1N1 antibody levels (seroprotection rates) after the 2009 pandemic suggest that a third wave is unlikely in 2010, although adults over ag...
By examining the development of bones in the vertebral column（脊柱） , limbs, and ribcage（胸腔） , scientists at the University of Cambridge have discovered...