Biology
Exercise boosts the brain — and mental health
New research is revealing how physical activity can reduce and even ward off depression, anxiety and other psychological ailments.
How you breathe affects your brain
A psychiatrist and neuroscientists investigate how breathing affect the brain and biological markers of stress and immune function.
When is the best time to exercise?
Though morning workouts may be optimal for circadian rhythms, afternoon exercise tends to be slightly more efficient.
Good and bad memories are stored in different neurons, study finds
Positive and negative memories are stored in different parts of the brain, raising the possibility of therapeutic memory manipulation.
Injectable gel repairs severe spinal cord injuries and enables mice to walk
An injectable gel that prevents scar formation and stimulates regeneration successfully repaired severe spinal cord injuries in mice.
Brain implant translates neural activity into letters, letting a paralyzed man “speak”
A new device allowed a paralyzed patient to "speak," spelling out full sentences in real-time with an error rate of about 8%.
Doctors may not be ready for blood tests that screen for multiple cancers at once
MCED tests are different from existing ones because they are trying to detect early-stage cancer, when there aren’t that many tumor cells.
Chernobyl fungus could shield astronauts from cosmic radiation
A recent study tested how well the fungi species Cladosporium sphaerospermum blocked cosmic radiation aboard the International Space Station.
DNA-damaging molecules in the gut linked to colon cancer
A new Yale study linking a DNA-damaging molecule in the gut to colorectal cancer may give us a way to prevent the deadly disease.
Organ regeneration could overcome liver failure, without a transplant
Patients wait from 30 days to over five years to receive a liver transplant in the U.S. What if the liver could regenerate itself instead?