Neuroscience
- Animals
Animals give clues to the origins of human number crunching
Guppies, dogs, chickens, crows, spiders — lots of animals have number sense without knowing numbers.
- Animals
Dogs form memories of experiences
New experiments suggest that dogs have some version of episodic memory, allowing them to recall specific experiences.
- Neuroscience
Despite Alzheimer’s plaques, some seniors remain mentally sharp
Plaques and tangles riddle the brains of some very old and very healthy people.
- Neuroscience
Protein linked to Parkinson’s travels from gut to brain
Parkinson’s protein can travel from gut to brain, mouse study suggests.
- Neuroscience
Sounds and glowing screens impair mouse brains
Too much light and noise screws up developing mice’s brains.
- Neuroscience
Infant brains have powerful reactions to fear
Babies can recognize facial emotions, especially fear, as early as 5 months old.
- Neuroscience
Zap to the head leads to fat loss
Stimulating the vestibular nerve led people to shed fat in a small trial.
- Life
Protein mobs kill cells that most need those proteins to survive
A protein engineered to aggregate gives clues about how clumpy proteins kill brain cells.
- Neuroscience
Giggling rats help reveal how brain creates joy
Rats relish a good tickle, which activates nerve cells in a part of the brain that detects touch.
- Neuroscience
Shape-shifting molecule aids memory in fruit flies
A prionlike protein may store long-term memories in fruit flies, a new study suggests.
- Neuroscience
Eyes offer window into brain’s timekeepers
In new experiments of time perception, when pupils were large, monkeys underestimated a second.
- Neuroscience
Frequent liars show less activity in key brain structure
Brain activity changed as people lied more, a new study finds.
