The complex task of launching a well-organized, effective immune system attack on specific targets is thrown into high gear when either of two specific enzymes chop a protein called LAG-3 off the immune cells leading that ...
A U.S. study suggests implicit stereotypes and gender identification may affect female math performance.
U.S. scientists are starting a landmark genetic study to determine the linkage between lead exposure and children's intellectual development in India.
NASA astronauts are to conduct an unprecedented series of four spacewalks during the next month at the International Space Station.
A world-renowned U.S. scientist says he is plotting a revolution -- a revolution in the way children around the world are taught science.
A British astronomer has been selected to lead a Pan-European project in developing a "roadmap to the stars."
NASA engineers and scientists have created something that will give better information about far away galaxies. This new creation, which will be in a future space telescope, is so tiny that it's the width of a few hairs.
As the Earth warms up (2006 was the hottest year on record in America and the hottest in Britain since 1659), ecologists expect many plants and animals to move up, too -- up north and uphill, to locations where temperatures ...
The HiRISE camera on NASA's Mars Reconnaissance Orbiter took a huge, detailed image of Mars' Mojave crater on Jan. 7, 2007.
SanDisk today announced that it expects to see the launch of the next generation of NAND flash memory this quarter as it begins the transition from 70 nanometer (nm) to 56nm multi-level cell (MLC) flash memory chips at Fab ...