In this highly entertaining performance combining math with magic, Arthur Benjamin—aka, the the “Mathemagician”—displays amazing feats of mental mathematical gymnastics and explains the secrets behind his lightning-fast math skills. How does the Mathemagician best an electronic calculator?

Just a handful of technologies deserve to be called “game changers”—and CRISPR-Cas9, the new gene-editing tool, is one of them. Discovered just three years ago, CRISPR is sweeping through labs around the world and researchers are already using it to experiment on diseases.

How do we develop a sense of who we truly are? Do we perceive ourselves as science defines us? While some scientists think our identities are a product of our …

We spend a third of our lives asleep. Every organism on Earth—from rats to dolphins to fruit flies to microorganisms—relies on sleep for its survival, yet science is still wrestling with a fundamental question: Why does sleep exist?

Every successful scientist seems to have a “once in a blue moon” discovery during his or her lifework: an accident or epiphany that unexpectedly leads to a serendipitous breakthrough. Geneticist …

Nobel Prize-winning physicist Steven Weinberg spoke about science and history, drawing from his book “To Explain the World: The Discovery of Modern Science.”

Probability is the backbone of science, but how well do you understand it? Odds are, not as well as you think; it is a surprisingly subtle concept that is often misunderstood, sometimes even by professionals who use it to guide crucial and far-reaching decisions.

Paralyzed patients are starting to walk with the aid of exoskeletons and doctors are testing artificial retinas in the blind thanks to neuroprosthetics: surgical brain implants that restore some function …