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Smithsonian April 2007 Whitney Dangerfield |
The Mystery of Easter Island New findings rekindle old debates about when the first people arrived on the Polynesian island and why their civilization collapsed. |
Chemistry World March 23, 2007 Jane Qiu |
Pollens Reveal Origins of Terracotta Army The warriors and horses of China's terracotta army contain different pollen compositions, scientists have discovered, a finding which could help locate the long-sought kilns where the clay figures were made. |
Geotimes March 2007 Margaret Putney |
Peru's Ancient Solar Observatory A line of 2,300-year-old stone towers north of Lima, Peru, form the oldest known solar observatory in the Americas, a team of archaeologists has found. |
Geotimes March 2007 Megan Sever |
Out of Africa and into Russia Researchers excavating at a well-known archaeological site in Russia have found evidence of the earliest-known modern humans in Europe, pushing back the dates of when modern humans arrived in Europe. |
Chemistry World February 27, 2007 Richard Van Noorden |
Neolithic Europeans Were Lactose Intolerant Early Neolithic Europeans couldn't stomach their milk, according to the first direct examination of lactose intolerance in skeletons dating from 5,840 to 5,000 BC. |
Smithsonian March 2007 Mary K. Miller |
Reading Between the Lines Scientists with high-tech tools are deciphering lost writings of the ancient Greek mathematician Archimedes. |
Smithsonian February 2007 Eric Jaffe |
Meditate on It Could ancient campfire rituals have separated us from Neanderthals? |
Chemistry World February 19, 2007 Jessica Ebert |
Columbus' Explorers Failed to Strike Silver Samples of galena, excavated from a 15 th-century settlement were thought to represent an early attempt by Europeans to mine silver from Caribbean ores. But further analysis of the samples refutes this hypothesis, and reveals an unexpected origin for the ore. |
Geotimes February 2007 Katherine Unger |
Climate to Blame in Cultural Collapses The Anasazi people in the Four Corners region of the American Southwest disappeared suddenly, possibly due to climate change that made food and water sources scarce. Researchers are now linking several past periods of climate change with failed civilizations. |
IEEE Spectrum February 2007 Jean Kumagai |
Nels Peterson: He Digs Dinosaurs Old Bones: An engineer among paleontologists offers a different way of thinking and looking at things. |
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