archaeology2
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How a Turbulent Environment Sparked a Leap in Early Human Behavior
A new study suggests that a series of environmental changes in East Africa some 320,000 years ago challenged a previous long-standing way of life for proto-humans, and produced a more adaptable culture.
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Ancient Peoples in Patagonia Who Adapted to Changing Climate Offer Insights for Today
Fish bones reveal the seasonal fishing patterns of Patagonians thousands of years ago, illustrating how prehistoric communities adapted to their environments.
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Melting Ice Reveals an Ancient Thriving Trade Route
Artifacts from a receding ice patch provide a glimpse of Iron Age and Viking activity along a mountain pass.
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Switch From Hunting to Herding Recorded in Ancient Pee
In a new study, scientists use urine salts to reconstruct the timing and scale of the Neolithic revolution at a Turkish archaeological site.
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Photo Essay: Seeking Humanity’s Roots
East Africa’s rift valley is considered by many to be the cradle of humanity. In the Turkana region of northwest Kenya, researchers Christopher Lepre and Tanzhuo Liu of Columbia University’s Lamont-Doherty Earth Observatory are cooperating with colleagues to study questions of human evolution, from the creation of the earliest stone tools to climate swings that…
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Seeking Humanity’s Roots
Who were our earliest ancestors? How and when did they evolve into modern humans? And how do we define “human,” anyway? Scientists are exploring Kenya’s Lake Turkana basin to help answer these questions.
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Scientists Discover World’s Oldest Stone Tools
Finds Challenge Ideas about Who Were the First Toolmakers
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Ancestors
We are high mountain people, hunters and artists, Our view from this base camp is brilliant and clear. Cold, thin air sweeps the rocky plateau; You need a strong heart to live here.
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The New World
On a man in the mountains, dusk falls; Shadows seep upward and spread. Scaling the black, chiseled walls, He silently seeks the dead.
On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!
