Parasitology

The metal casing suspended from this cow's collar contains a chemical mixture that repels tstse flies.

African farmers are saving their cows with some antelope cologne

Millions of cows die each year from a disease called nagana, which is carried by tsetse flies. But waterbucks, a kind of antelope, manage to keep the flies away thanks to their smell. So scientists are harnessing the scent to protect cows, and hope to do the same for people soon.

African farmers are saving their cows with some antelope cologne
The World

New recommendation: allow kids with head lice in school

New recommendation: allow kids with head lice in school
The World

Could Mosquitoes Bring Disease to Galapagos Reptiles?

Could Mosquitoes Bring Disease to Galapagos Reptiles?
The World

Tech Note: Mosquito Needle

Tech Note: Mosquito Needle

Zap! Natural Mosquito Prevention

Zap! Natural Mosquito Prevention