Chimps Agree: A Bird in Hand Is Worth Two in the Bush
Chimpanzees are downright conservative when it comes to trading for better food. 05.14.2008
The Extinct Human Species That Was Smarter Than Us
The superintelligent Boskops had small, childlike faces and huge melon heads. 03.21.2008
84. Chimps Show Altruistic Streak
01.15.2008
80. Robots Evolve And Learn How to Lie
01.14.2008
Consciousness in a Cockroach
The insect nervous system provides clues to attention, consciousness, and the origin of the brain. 01.10.2007
Blinded by Science: The Last Days of Gossip
When everyone knows everything, what will be the point? 08.01.2006
Sex
For better or worse, sex chromosomes are linked to human intelligence 10.24.2005
Counting Without Numbers
03.09.2005
53: Oldest University Unearthed in Egypt
01.02.2005
Whose Life Would You Save?
Scientists say morality may be hardwired into our brains by evolution 04.21.2004
The Gene That Made Us Human
Scientists decode a critical gene that may have led to the evolution of our big brains 03.04.2004
NeuroQuest
Why your brain doesn't always make the right decision 02.05.2004
Writing on the Half Shell
08.01.2003
Emotions and the Brain: Fear
Recent research shows that when something bad happens to you, part of your brain begins thinking independently, storing its own memories so it can save you next time. That worked fine a million years ago 03.01.2003
Human Origins
01.01.2003
Brains Keep a-Truckin'
09.01.1999
Men Are Cheaters
07.01.1999
A Head for Numbers
Everybody has one--even rats and pigeons, to say nothing of people. The ability to grasp small numbers and map them onto a number line in the brain is an evolutionary birthright of ours. Arithmetic, of course, is another matter. 07.01.1997
A Brain That Talks
Our brains are much like those of our primate cousins, so where did we get our uniquely human gift of speech? One human says we simply rewired brain structures devoted to a different, more general primate specialty--vision. 06.01.1996
Tooling Through the Trees
11.01.1995
Writing Right
Some written languages are a precise reflection of a people's speech, while others, like english, are a complete mess. Is this alphabetical evolution? Or the unequal application of logic to literacy? 06.01.1994
Nerds of a Feather
09.01.1993