Uncategorized
- Cosmology
Scientists still can’t agree on the universe’s expansion rate
A mismatch in measurements of how fast the universe is expanding might not be real, a study hints.
- Earth
Night-shining ‘noctilucent’ clouds have crept south this summer
Clouds high in the atmosphere that catch the sun’s rays even after sundown may be seen farther from the poles due to an increase in moisture in the air.
- Astronomy
Gaps in gas disks around stars may not always mark newborn planets
New research has prompted a rethink of the theory that gaps in planet-forming disks around young stars mark spaces where planets are being created.
