All Stories by Elizabeth Eaton
- Chemistry
Steady heartbeats may depend on white blood cells
Biologists have just found a new role for germ-fighting white blood cells. In the heart they appear to serve as pacemakers so that the heart beats regularly.
- Tech
Fleets of flying robots could pollinate crops
Tiny flying drones use patches of sticky hair to capture pollen. One day they might join bees in pollinating crops.
- Environment
Heart risks seen in regular vapers
New symptoms show up in regular e-cigarette users. They suggest vapers are putting themselves at elevated risk of heart disease
