News
- Physics
Proton size still perplexes despite a new measurement
Study of hydrogen atoms supports the case for a smaller proton.
- Genetics
Ancient humans avoided inbreeding by networking
Ancient DNA expands foragers’ social, mating networks.
- Chemistry
Chemistry Nobel Prize goes to 3-D snapshots of life’s atomic details
An imaging technique that gives up-close 3-D views of proteins is honored in this year's chemistry Nobel Prize.
- Astronomy
Why it’s good news that Pluto doesn’t have rings
The New Horizons team searched for rings around Pluto, and found nothing. That suggests the spacecraft’s next destination might be ring-free too.
