Security and law enforcement officials may soon have a new anti-terrorism ally called SPAMS (Single-Particle Aerosol Mass Spectrometry).

A cryogenic pressure vessel developed by an LLNL research team can hold liquid hydrogen for 6 days without venting its fuel.

LLNL researchers have determined that the number of fat cells in a human's body, whether lean or obese, is established during the teenage years. Changes in fat mass in adulthood can be attributed mainly to changes in fat cell volume, not an increase in the actual number of cells.