What Ancient Aztecs Shared With Modern New Yorkers
New studies suggest that all cities—big, small, primitive and contemporary—grow in similar ways
Articles from Contributor
A Salmon Has a Better GPS Than You Do
New insights on how salmon make the migrations they do
The Mystery of Sloth Poop: One More Reason to Love Science
A long-puzzling relationship among sloths, moths and algae at last has an answer
Why it’s Good (For Someone Else) to Get Eaten By a Lion
When top predators are eliminated, the species they prey on can run amok
Ancient Human Genes Cause New Confusion For Science
An surprising find in a pit of bones upsets a lot of what we thought we knew about human ancestry
Go to Sleep! Why Messing With Your Body Clock May Make You Sick
We’re hardwired to sleep at night and work during the day. A new study shows how disrupting that pattern can have serious impact on your health
Brainy Elephants: One More Way They’re as Smart as Humans
Understanding what pointing means is an extremely complex cognitive skill. Add elephants to the tiny list of species that can make sense of it
Hello, My Name Is Dolphin: The Mammal That Never Forgets
Our oceangoing cousins show an astonishing memory for names
As Temperatures Rise, Empires Fall: Heat and Human Behavior
People really do behave worse in hot weather—and whole nations do too
The Mystery of the Screaming Volcanoes
A convergence of vibrations produces one of nature’s eeriest phenomena