Diet Evolution
The dawn of agriculture ushered in a surprisingly unhealthy era for humans.
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Space Ornithology
Finding better ways to track migrating animals could help predict and slow the spread of disease.
Common Cold Cures
Researchers tease out what really works and what doesn't when it comes to managing your cold.
Anti-Androgens
Pollutants in water inhibit male hormones, causing infertility in fish – and potentially, in …
Polarized Mirages
Insects and other animals may mistake shiny, hard surfaces for water, disrupting their life cycle.
Racism Tolerance
People are more likely to oppose racism in theory than in practice.
C02 in Space
Astronomers have detected carbon dioxide on a planet outside our solar system for the first time.
Facial Expressions
Our facial expressions are likely hard-wired, not learned.