As the world continues to urbanize, poorer people and people of color, in particular, are having to move further and further from city centers. Hutson’s research looks at how these people are surviving.

In a new study, astronomers show how gas expelled in the merger of two small galaxies can linger across vast distances for billions of years, where it may eventually feed gas to more massive galaxies to make new stars.

A team of Columbia researchers show that a widely used chemical tracer, combined with a cutting-edge microscope, can track metabolic changes within the living cells of animals.

The changes to the Endangered Species Act currently proposed by Congress and the Trump administration are dangerous for biodiversity. Here’s what you need to know.

A volcanologist and biomedical engineer at Columbia University have joined forces to understand how particle-level interactions influence a volcano’s personality.