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How Much Carbon Can a Tree Really Store?
A new study says climate change is messing with the math.
The Women Who Found Liberation in Seaweed
How a shared love of algae got a community of women hooked on marine science.
When Sleep Deprivation Is an Antidepressant
For some, a night without sleep causes mood-boosting changes in the brain.
How Different Instruments Shape the Music We Love
The timbre of a violin or a sitar can affect how dissonant music sounds to us.
Everything in Its Right Place
When a misplaced sense of familiarity gives rise to delusions of place.
He Closed the Gap Between Humans and Apes
Frans de Waal saw animal behavior with fresh eyes and forever enriched our understanding of primates.
These Eyes Shine Light on the Path of Evolution
The visual systems of a group of mollusks reveal how future evolution depends on the past.
The Plight of Japan’s Ama Divers
Practiced mostly by women, this fishing tradition is thousands of years old. Can it survive?
How Does Blood Splatter in Space?
Forensics has reached the final frontier, and could be used to solve future space accidents—or crimes.
The Speediest Creatures on Earth
How tiny one-celled protists pull off their strange and marvelous feats.











