News
- Environment
Microplastics may enter freshwater and soil via compost
Compost is pinpointed as a source of plastic pollution, but environmental fate and effects unknown.
- Neuroscience
Human brains make new nerve cells — and lots of them — well into old age
In humans, new neurons are still born in old brains, new research suggests.
- Earth
Efforts to contain Mississippi floods may have made them worse
Intensive management of the Mississippi River has increased the size of its largest floods, suggests a new study.
- Astronomy
A dozen new black holes found in Milky Way’s center
Twelve small black holes spotted in the Milky Way’s center suggest thousands more in the galaxy’s inner region.
