Optically activating a cell signaling pathway using carbon nanotubes
New mass spectrometry technique studies kinetics of fast reactions
DARPA seeks new positioning, navigation, timing solutions
The Defense Advanced Research Projects Agency (DARPA), writing about GPS, said: "The military relies heavily on the Global Positioning System (GPS) for positioning, navigation, and timing (PNT), but GPS access is easily blocked by methods such as jamming. In addition, many environments in which our mil ...