Grapefruit Roundup
Grapefruit helped people lose weight, and testing a grapefruit compound that boosts the activity of …
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Thinking & Counting
The Piraha tribe of Brazil's simple counting system shows that humans have to estimate numbers above …
Tell-Tale Heart
An implantable device can shock a heart back into its normal rhythm.
Asymmetry & Aggression
People who have asymmetrical features are more aggressive, a connection made in the womb.
Music and I.Q.
Music lessons increase children's I.Q. more than other types of lessons.
Forest Plants
Harvesting of moss for sale on the black market, and selling an ecologically friendly chocolate bar.
Consensus Model
A computer model shows how people reach consensus in society.
Time Flies
Time flies whenever you're doing something that requires your attention.
Cinnamon Roundup
Cinnamon-flavored gum kills bacteria that cause bad breath, and cinnamon oil kills mosquito larvae.