Q&A

The neuroscientist Sheena Josselyn can evoke and erase memories in mice using new tools that precisely control the brain.

Suchitra Sebastian’s searches for quantum anomalies have led to the potential discovery of a new building block of matter.

Greatness was always expected of Ken Ono. But as he struggled with his parents’ expectations, he found solace and inspiration in the life of two-time college dropout — and mathematical genius — Srinivasa Ramanujan, the subject of the film The Man Who Knew Infinity.

The astrophysicist, conceptual writer and host of standing-room-only scientific soirees at a repurposed factory in Brooklyn sees science as a powerful force in culture.

The cognitive scientist Donald Hoffman believes that evolution and quantum mechanics conspire to make objective reality an illusion.

The biologist David Deamer proposes that life evolved from a collection of interacting molecules, probably in a pool in the shadow of a volcano.

At 86, Britain’s preeminent mathematical matchmaker is still tackling the big questions and dreaming of a union between the quantum and the gravitational forces.

The path from a revolutionary set of equations to the detection of gravitational waves was strewn with obstacles and controversy, explains the physicist Daniel Kennefick — and the struggle continues.

The biological world is computational at its core, argues computer scientist Leslie Valiant.