Discoveries

By clicking to watch this video, you agree to our privacy policy.

Predicting Eclipses: The Three Body Problem

Solar eclipse prediction has driven innovation across the history of science and mathematics, from the Saros cycle to Greek geometry to Newton’s calculus to the three-body problem.


Explore All Videos

Priyamvada Natarajan: How Black Holes Shape Galaxies

February 4, 2019

Priyamvada Natarajan explains the role of supermassive black holes in the structure and evolution of the universe.

What Is Turbulence?

January 28, 2019

Physicists use the Navier-Stokes equations to describe fluid flows, taking into account viscosity, velocity, pressure and density. But because of turbulence in fluids, proving that the equations always make sense is one of the hardest problems in physics and mathematics.

Carolina Araujo on Supporting Women in Mathematics

January 17, 2019

Carolina Araujo describes the effort to build a network of women mathematicians in Brazil.

Been Kim: A New Approach to Understanding How Machines Think

January 10, 2019

Google Brain’s Been Kim is building ways to let us interrogate the decisions made by machine learning systems.

What Is Emergence?

December 20, 2018

How do extraordinarily complex emergent phenomena — like ants assembling themselves into living bridges, or tiny water and air molecules forming into swirling hurricanes — spontaneously arise from systems of much simpler elements? The answer often depends on a transition in the interplay between the elements that resembles a phase change.

Meenakshi Wadhwa on Meteorites and the Solar System

December 13, 2018

Meenakshi Wadhwa explains how meteorites illuminate the origins of Earth and the rest of the solar system.

Martin Rees on the Future of Science and Humanity

December 5, 2018

Martin Rees, the University of Cambridge astrophysicist, Astronomer Royal and popular author, discusses how our society can benefit from future science and technology while avoiding potential pitfalls.

Quanta Writers and Editors on Time, Life, Math and the Universe

November 28, 2018

On November 16, more than 200 readers joined writers and editors from Quanta Magazine for a panel discussion exploring the latest ideas in fundamental physics, biology and mathematics research.

Why Different Parts of a Coffee Mug Produce Different Pitches

November 27, 2018

The Stanford mathematician Tadashi Tokieda demonstrates one of his physics “toys”: the curious higher and lower notes you hear when tapping a coffee mug with a spoon.