Life
- Neuroscience
The heart plays a hidden role in our mental health
Deciphering the messages that the heart sends to the brain could lead to new anxiety treatments and even unlock the secrets of consciousness.
- Health & Medicine
Genetic analyses of the bird flu virus unveil its evolution and potential
The H5N1 outbreak in cattle is giving flashbacks to the COVID pandemic. But this time is different.
- Neuroscience
How smart was T. rex?
A debate over how to count neurons in dinosaurs is raising questions about how to understand extinct animals’ behavior.
- Paleontology
How did an ancient shark parasite end up fossilized in tree resin?
A worm preserved in 99-million-year-old amber resembles modern flatworms in shark intestines. The rare finding has scientists stumped.
- Animals
Tiger beetles may weaponize ultrasound against bats
In response to recordings of echolocating bats, tiger beetles emit noises that mimic toxic moths that bats avoid.
- Health & Medicine
Cows might host both human and bird flus
Both kinds of influenza viruses may break into cattle cells using receptors similar to those in people, wild birds and poultry.
- Earth
A weaker magnetic field may have paved the way for marine life to go big
Decreased protection from cosmic radiation may have increased oxygen levels in the atmosphere and oceans, allowing animals to grow larger.
- Animals
Getting wild mosquitoes back to the lab alive takes a custom backpack
The new low-tech transportation method could help scientists in Africa assess if malaria-carrying mosquitoes are resistant to a common insecticide.
- Animals
This snake goes to extremes to play dead — and it appears to pay off
When dice snakes fake their death to avoid predators, those that use a combination of blood, poop and musk spend less time pretending to be dead.
- Neuroscience
Lampreys have ‘fight or flight’ cells, challenging ideas about nervous system evolution
The discovery of sympathetic nervous system cells in lampreys draws a closer tie between the animal and complex vertebrates — such as humans.
- Animals
Want to see butterflies in your backyard? Try doing less yardwork
Growing out patches of grass can lure adult butterflies and moths with nectar and offer lawn mower–free havens for toddler caterpillars.
- Animals
This orangutan used a medicinal plant on his face wound
Rakus the orangutan appeared to be treating a cut to his face with a plant that’s also used in traditional human medicine.
