News
- Neuroscience
Catnip repels insects. Scientists may have finally found out how
The plant deters mosquitoes and fruit flies by triggering a chemical receptor that, in other animals, senses pain and itch.
- Animals
Female green tree frogs have noise-canceling lungs that help them hear mates
When inflated, female green tree frog lungs resonate in a way that reduces sensitivity to the sounds of other species.
- Health & Medicine
People who have had COVID-19 might need only one shot of a coronavirus vaccine
Antibody levels in health care workers who had COVID-19 and got vaccinated were more than 500 times higher than those vaccinated but never infected.
