News

Health & Medicine

Migraines may carry long-term baggage

Headaches with aura may be linked to the formation of microscopic brain lesions in women and possibly to a heightened risk of stroke.

Physics

Glass beads cluster as they flow

High-speed camera catches liquidlike behavior in a stream of granular material.

Archaeology

Stone Age flutes found in Germany

Excavations in Germany have unearthed what may be the oldest known musical instruments.

Space

Iron-ic twist deepens cosmic ray puzzle

Researchers announce an intriguing new finding about the most energetic charged particles in the universe.