Iron deficiency in the first four weeks of a piglet’s life impairs the development of key brain structures, scientists report. Abnormalities remain even after weeks of iron supplementation begun later in life.
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.