There's a mysterious and sometimes deadly weather pattern in which the jet stream stalls out over a region. A University of Chicago study explains the blocking phenomenon that has baffled forecasters until now.
Scientists from Lawrence Livermore National Laboratory and other organizations have shown that human influences significantly impact the size of the seasonal cycle of temperature in the lowest layer of the atmosphere.
A creative new application for CRISPR is a platform to spur evolution of specific genes inside cells. “EvolvR,” lets scientists shake up the DNA letters in their gene of choice until they find the right variation.
(UPDATED, 4:29 p.m.) Just two days after Donald Trump was sworn in as president, the U.S. Department of Agriculture Animal and Plant Health Inspection Service issued a 60-day stay on the USDA's final rule issued D