News
- Animals
Male dragonflies’ wax coats might protect them against a warming climate
The reflective wax, which cools males on sunny courtship flights, may also armor them against the effects of climate change.
- Animals
Male mammals aren’t always bigger than females
In a study of over 400 mammal species, less than half have males that are, on average, heavier than females, undermining a long-standing assumption.
- Health & Medicine
The U.S. now has a drug for severe frostbite. How does it work?
Iloprost has been shown to prevent the need to amputate frozen fingers and toes. It’s now approved for use to treat severe frostbite in the U.S.
