Neuroscience
- Neuroscience
Plants don’t have feelings and aren’t conscious, a biologist argues
The rise of the field of “plant neurobiology” has this scientist and his colleagues pushing back.
- Neuroscience
A frog study may point to where parenting begins in the brain
Two brain regions, including one active in mammal parents, lit up with activity in both male and female poison frogs when caring for their tadpoles.
- Neuroscience
Boosting a gut bacterium helps mice fight an ALS-like disease
Gut bacteria may alter ALS symptoms for good or ill.
- Health & Medicine
Manipulating nerve cells makes mice ‘see’ something that’s not there
Using optogenetics to stimulate about 20 nerve cells causes mice to perceive nonexistent vertical or horizontal lines.
- Health & Medicine
Tiny glasses help reveal how praying mantises can see in 3-D
Newfound nerve cells in praying mantises help detect different views that each of the insects’ eyes sees, a mismatch that creates depth perception.
- Neuroscience
Both fish and humans have REM-like sleep
Sleeping zebrafish have brain and body activity similar to snoozing mammals, suggesting that sleep evolved at least 450 million years ago.
- Neuroscience
A 100-hour MRI scan captured the most detailed look yet at a whole human brain
Researchers report ultraprecise imaging of a postmortem human brain.
- Planetary Science
Readers wanted to know about asteroids, lithium batteries and more
Readers had questions and comments about asteroids, lithium batteries, and pyroclastic flows.
- Health & Medicine
Rogue immune cells can infiltrate old brains
Killer T cells get into older brains where they may make mischief, a study in mice and postmortem human brain tissue finds.
- Neuroscience
This brain region may be why some robots send chills down your spine
Scientists may have traced the source of the “uncanny valley” sensation in the brain.
- Health & Medicine
Vision cells can pull double duty in the brain, detecting both color and shape
Neurons in a brain area that handles vision fire in response to more than one aspect of an object, countering earlier ideas, a study in monkeys finds.
- Health & Medicine
In mice, a high-fat diet cuts a ‘brake’ used to control appetite
A fatty diet changes the behavior of key appetite-regulating cells in a mouse brain.
