Research & Discovery

The benefits of higher CO2 levels on plants disappear under flooding, a three-decades long experiment reveals.

A screening program that combines genetic and lab testing could identify 1 million Americans at risk of early death from heart disease.

Fungus-based construction materials could be useful in remote settings or at the scenes of natural disasters.

Climate change is upsetting the migratory rhythms of many species, disrupting pollinators, and spelling trouble for ecosystems around the world.

Having three or more children has a negative effect on late-life cognition, says new research by Columbia’s Mailman School of Public Health.

Columbia researchers have discovered a way of sizing up the ‘shadows’ of two supermassive black holes in the process of colliding.

Postdoc Robert Fernandez studies the nervous system of roundworms and helps students from underrepresented backgrounds pursue science.

Local governments and policymakers are anxious about the U.S. grid’s ability to withstand ever-increasing demand. Consumers could hold the key to an untapped resource.

Rosenzweig was honored for her pioneering work modeling the impact of climate change on food production.

The previously unmapped reservoirs could speed the flow of glaciers to the sea.

Columbia researchers devised a new metric as an alternative to the most commonly used aging metric.

Columbia dermatologist Dr. Dawn Queen runs through the facts on skin color, skin cancer, and other effects of ultraviolet rays.