Hundreds of genes act differently in the brains of men and women

New data reveals differences in gene activity in the brains of men and women. They start in the womb and evolved millions of ...
Johns Hopkins Medicine

Nobel Laureate Hamilton Smith, Who Discovered Molecular ‘Scissors’ to Cut DNA, Dies at 94

Johns Hopkins University School of Medicine alumnus and former faculty member Hamilton O. Smith, M.D., whose 1978 Nobel Prize-winning discovery of restriction enzymes revolutionized genetic ...

World's Oldest Genome Sequenced From 700,000-Year-Old Horse DNA

DNA shines a light back into the past, showing us things that fossils can't. But how far back can that light extend? Some of the oldest DNA sequences come from mastodon and polar bear fossils about 50 ...

Water bears survive cosmic radiation with one DNA-protecting protein – learning how could boost human resilience, too

Tardigrades make a unique damage suppressor protein that researchers are working to harness for medicine, space, agriculture, ...