DEC 8, 2009 |
Sick Mummies Researchers discover signs of heart disease in ancient Egyptian mummies. |
OCT 8, 2009 |
Ancient Fibers Ancient flax fibers found in a cave suggests humans may have been turning the plant into clothing or rope as far back as 36,000 years ago. |
SEP 10, 2009 |
Early Climate Change Humans may have affected the Earth's climate thousands of years ago. |
AUG 27, 2009 |
Mayan Forestry The early Maya culture practiced forest conservation – and may have paid a heavy price when they stopped. |
JUL 16, 2009 |
Rammed Earth The right amount of water can make a green building material super-sturdy. |
JUN 2, 2009 |
Online Antiquities Online auction sites have transformed both legal and illegal antiquities markets. |
MAR 3, 2009 |
Evolution of Conscience Hunting and gathering in pre-historic times may have led to the evolution of the conscience. |
JAN 12, 2009 |
Little Ice Age Widespread disease epidemics in the Americas may have set off a period of global cooling in the past. |
SEP 8, 2008 |
Bat Voices Bats emit unique calls to distinguish themselves from the group. |
AUG 21, 2008 |
Antikythera Mechanism An ancient astronomical calculator had a dedicated calendar for the Olympics and other games. |
JUN 18, 2008 |
Satellite Archaeology Satellite images are helping scientists measure the influence of an ancient Mexican civilization. |
JUN 16, 2008 |
Magellan's Weather The climate anomaly known as El Niño could explain why the voyage of Magellan encountered an unusually calm Pacific Ocean. |
APR 2, 2008 |
Cat Domestication A listener asks: where and when were cats first domesticated? |
MAR 13, 2008 |
Maya Blue Scientists use high-tech tools to analyze ancient art. |
MAR 10, 2008 |
Archaeological Digs A listener asks: When archaeologists uncover ancient cities, why do they have to dig so deep? |
DEC 18, 2007 |
Vacation Photos Computer scientists are using vacation photos found on the internet to create virtual 3-D models of historical cities and archaeological landmarks. |
JUL 25, 2007 |
Ancient Mexican Food Mexican food may have changed surprisingly little over the last millennium. |
JUN 25, 2007 |
Chanting Chamber A scientist debunks claims about an ancient burial chamber. |
FEB 5, 2007 |
Tang and Maya A recent study suggests that climate change helped do in two ancient civilizations. |
DEC 29, 2006 |
Antique Roundup Both a sky calculator from ancient Greece and steel from the ancient Middle East used some pretty advanced technologies. |
DEC 15, 2006 |
Toilet Roundup The United Nations wants the world to engage in some serious toilet talk. Here's why. |
DEC 14, 2006 |
Egypt Survey Satellites are shedding light on ancient Egypt. |
DEC 8, 2006 |
Neanderthal Roundup Little is known about the Neanderthals, a close extinct relative of modern humans. But that could be about to change. |
NOV 14, 2006 |
Dead Sea Scrolls' DNA DNA is helping to solve one of the greatest puzzles in human history. |
NOV 10, 2006 |
GeoRoundup Humans and horses have long lived in harmony. But exactly how long, and where were they domesticated? |
