As a discipline, science aspires to be an evidence-based, non-partisan tool for revealing truth. But science is carried out by scientists, human beings like the rest of us, subject to …

The first electron microscopes enabled scientists to finally view the nanoworld. But because of limitations in the microscope’s lenses, achieving sharp images of individual atoms was not possible. For 60 …

World Science Festival co-founder Brian Greene and seven-time Emmy Award–winner Alan Alda muse on Einstein’s Theory of Relativity in a post-performance discussion after a reading of Alda’s play “Dear Albert.”

What is color? It seems like a simple question at first, but when you think about it, the reality of what we’re seeing is a pretty complex situation. Our human eyes sift through a small piece of the vast electromagnetic spectrum and translate it into every color of the rainbow.

Astronauts who’ve lived on the International Space Station and “walked” in space tell all: what it’s like to ride on a space ship, and to eat, sleep, exercise, and even do science—in space.

Cosmology is the one field in which researchers can—literally—witness the past. The cosmic background radiation, ancient light streaming toward us since the Big Bang, provides a pristine window onto the birth and evolution of the universe.