Neuroscience
- Neuroscience
A parasite that makes mice unafraid of cats may quash other fears too
The parasite Toxoplasma gondii can mess with all sorts of mice behaviors and make the rodents fearless in many situations.
- Neuroscience
Mice watching film noir show the surprising complexity of vision cells
Only about 10 percent of mice’s vision cells behaved as researchers expected they would, a study finds.
- Health & Medicine
A once-scrapped Alzheimer’s drug may work after all, new analyses suggest
An antibody that targets Alzheimer’s sticky protein amyloid showed promise in slowing mental decline, according to the company that’s developing it.
- Neuroscience
Is taking birth control as a teen linked to depression? It’s complicated
As researchers sift through conflicting data, no clear answers emerge on whether birth control during teenage years can cause depression later.
- Health & Medicine
A dose of ketamine could lessen the lure of alcohol
Ketamine may weaken wobbly memories of drinking, a trick that might ultimately be useful for treating alcohol addiction.
- Health & Medicine
A protein helps disease-causing immune cells invade MS patients’ brains
Blocking the protein may hinder B cells invading the brain in multiple sclerosis, a study in mice and ‘stand-in’ human brain barriers finds.
- Neuroscience
Some people with half a brain have extra strong neural connections
Brain scans of six people who had half their brains removed as epileptic children show signs of compensation.
- Health & Medicine
Full intestines, more than full stomachs, may tell mice to stop eating
A new description of stretch-sensing nerve endings in mice’s intestines could lead to ways to treat obesity.
- Neuroscience
People who lack olfactory bulbs shouldn’t be able to smell. But some women can
Some women who appear to lack the brain structures that relay scent messages still have an average sense of smell, and scientists have no idea how.
- Neuroscience
Sleep may trigger rhythmic power washing in the brain
Strong, rhythmic waves of cerebrospinal fluid wash into the human brain during sleep and may help clean out harmful proteins.
- Neuroscience
Lab-grown organoids are more stressed-out than actual brain cells
Compared with real brain tissue, organoids show big differences.
- Health & Medicine
Algae inside blood vessels could act as oxygen factories
Two types of light-responsive algae make oxygen inside tadpoles’ blood vessels.
