Is a cancer treatment actually helping? Nanoparticles that detect cell death may supply a quick answer.
The current explosion in genetic information is allowing scientists to search for genes involved in complex diseases.
A shortage of human eggs is likely to be the biggest barrier for U.S. scientists who want to create cloned stem cells.
Cloned stem cells could offer a clearer window on diseases.
New tricks with light and lenses could produce the smallest microprocessors -- without revamping the industry.
Intel has announced its next generation of chip: with more than one billion transistors.
President Bush's 2007 budget boosts the physical sciences, but cuts money for cancer research and other biomedical programs.
The modest federal increases for basic research are cheering those worried about the United States' innovation capacity.
The director of the Planetary Society says the space agency is robbing science missions and manned exploration.
But President Bush's energy initiative has too little in it to relieve the oil crunch, say experts.