Winged migration

Winged migration

St. Louis sits on the Mississippi Flyway — the largest migratory pathway used by birds in North America. In this photo story, learn about a long-term study of migratory birds led by volunteers at WashU’s Tyson Research Center that is yielding new data on bird longevity and migration patterns.
A unified theory of the mind

A unified theory of the mind

Biologist Keith Hengen in Arts & Sciences at Washington University in St. Louis says “criticality” is the key to understanding how the brain works — and how to keep it free from Alzheimer’s and other diseases.
Cosmic ‘lenses’ will better define dark matter

Cosmic ‘lenses’ will better define dark matter

Physicists Bryce Wedig and Tansu Daylan, in Arts & Sciences, calculated how many gravitational lenses will be uncovered by NASA’s Nancy Grace Roman Space Telescope when it begins science operations in 2027. By examining a large population of these lenses, the researchers hope to learn a lot more about the mysterious nature of dark matter.
Why the moon shimmers with shiny glass beads

Why the moon shimmers with shiny glass beads

Using a variety of microscopic analysis techniques not available when the Apollo astronauts first returned samples from the moon, physicist Ryan Ogliore in Arts & Sciences helped unlock the secrets of tiny lunar beads.
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