Field Notes From a Maya Ruin

Field Notes From a Maya Ruin

In the summer of 2010 I volunteered at La Milpa, a Classic Maya archaeological site in northern Belize.

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Ether and the Discovery of Anesthesia

Ether and the Discovery of Anesthesia

May’s molecule of the month is ether, the first general anesthetic.

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The Psychology of Killing and the Origins of War

The Psychology of Killing and the Origins of War

Has warfare been handed down to us through millions of years of evolution? Is it part of who we are as a species?

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Q&A with Primatologist John Mitani

Dr. John Mitani, a primatologist at the University of Michigan, answers questions about his research on lethal chimpanzee aggression.

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Chimpanzee Warfare?

Chimpanzee Warfare?

Observations of a group of chimpanzees in Kibale National Park in Kenya show that chimpanzees kill their neighbors to gain dominance and land. What does this tell us about human warfare?

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Why We Fight

Why We Fight

Is warfare written in our DNA? In this series of posts, a look at the scientific evidence for the origins of warfare.

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Voyager 1 at the Final Frontier

Voyager 1 at the Final Frontier

As NASA’s Voyager 1 prepares to leave the solar system, a look back at the incredible images captured by the Voyager Spacecraft during their 33 year-long journey through our solar system

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DNA Reveals the Story of a Mysterious Group of Ancient Humans

DNA Reveals the Story of a Mysterious Group of Ancient Humans

Analysis of DNA extracted from an ancient finger bone points to the existence of a previously unknown type of ancient human that was genetically different from both Neanderthals and modern humans.

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Looking to the Past in Search of New Drugs

Looking to the Past in Search of New Drugs

Scientists have often looked to nature in the quest for new drugs to treat everything from cancer to infectious diseases. But archaeologist Patrick McGovern and an interdisciplinary group of researchers at the University of Pennsylvania are using a different approach: they’re looking to the past in search of new drugs.

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