Chromium isotopes track oxygen’s rise
Early debut for essential gas was followed by an unexpected dip.
Potato blight’s gene weaponry revealed
Jumping genes may hold key to defeating mould that caused Irish famine.
Universities are working to bring sustainability to their campuses and classrooms, and could serve as a model for other institutions looking to go carbon-neutral. But there’s no single way to grade the initiatives.
Export-control laws worry academics
US researchers hope planned reforms will reduce the risk of prosecution.
Darwin Centre takes doors off museum
Scientists are on display at a new Natural History Museum facility.
Stem-cell drug fails crucial trials
Experimental treatment does not halt fatal complication of bone-marrow transplant.