Feature

Hubble Eyes Signs of Nearby Planets

Ancient People Sparked Die-Offs down Under

This Year, Resolve to Fidget More

Treatment Blocks Sites for Dental Bacteria

Hormone Helps Ring Internal Alarm Clock

Formaldehyde: Some Surprises at Home

Young Plants Prepare to See the Light

Fossil Ape’s Grasp Gets Two Thumbs Way Up

Life’s First Scalding Steps

To Bead or Not to Bead?

Astronomy

Biology