LIVERMORE, Calif., Oct. 14 (UPI) -- A U.S.-led international team of scientists says it has reconciled the differences between simulated and observed temperature trends in the tropics.

LIVERMORE, Calif., Oct. 6 (UPI) -- U.S. scientists say whether another Great Plains 1930s-type "dust bowl" again develops depends on underground water storage depth.

PHILADELPHIA, Oct. 1 (UPI) -- U.S. biophysicists say they have clarified the mysterious interaction between cholesterol and the brain's neurotransmitter receptors.

LIVERMORE, Calif., Sept. 25 (UPI) -- U.S. scientists using first-principle molecular dynamics simulations have determined the interiors of Neptune, Uranus and Earth might contain some solid ice.

LIVERMORE, Calif., Sept. 17 (UPI) -- U.S. physicists are joining an international effort to create technology that gives high-resolution images of the atomic structure of cellular molecules.

LIVERMORE, Calif., Sept. 15 (UPI) -- U.S. scientists have used a Dynamic Transmission Electron Microscope to obtain high-resolution snapshots of the transformation of nanoscale structures.

WASHINGTON, Sept. 2 (UPI) -- The U.S. Department of Energy is making up to $7 million available to speed up clean energy technologies from seven national laboratories into the marketplace.

LIVERMORE, Calif., Aug. 28 (UPI) -- U.S. government scientists say they've developed a "green" method that makes some explosives safer and more stable.

BERKELEY, Calif., Aug. 5 (UPI) -- A U.S.-led group of scientists reports creating two of the brightest, sharpest X-ray holograms of microscopic objects ever made.