Science & Technology

The Homo erectus used advanced tool-making methods at least 300,000 years earlier than previously thought, according to a new study

Anthropologists dig up artifacts from Seneca Village, one of Manhattan's early African American settlements

Can Dickson Despommier’s radical vision for urban agriculture take root in the United States?

If an entire nation is made uninhabitable by rising seas, what is owed to its people?

Environmental engineer Kartik Chandran has developed an unusually efficient way to turn nitrogen and other organic compounds from human waste into biodiesel

Szabolcs Marka is developing a virtual mosquito net with infrared light vibrating at wavelengths that will irritate the insects

Columbia tree-ring scientists journey to a remote forest in Cambodia to search for clues about the demise of a lost civilization

At Columbia’s Department of Ecology, Evolution, and Environmental Biology, weather meets feather, beak meets beaker, and the past becomes a forecast

A postmortem legal expert visits the “Bodies” exhibit

One in five people say they earn less money now than before the spill, and eight percent say they lost their jobs. Households with incomes under $25,000 were most affected

Engineering professor Scott Banta looks for a cost-efficient replacement for gasoline