Soliton solution to the sine-Gordon equation
More from Chalkdust
Significant figures: Sofya Kovalevskaya
Nora Koparan tells the story of the first female professor of mathematics
Making a Möbius strip
Sophie Bleau chops up, unravels, and squeezes the torus into shape
Unknown pleasures: pulsars and the first data revolution
The scientific story behind the cover of Joy Division's treasured debut
Biography of Sophie Bryant
A biography of Sophie Bryant
The limit does not exist!
Lindsay Lohan is really good at L'Hôpital's rule.
Binary magic card trick
Behind today's door... A binary magic card trick!