TRUSTED. VALUED. ESSENTIAL.

Despite efforts to eliminate federal funding for WETA and public media, WETA remains committed to our mission. Learn more about current efforts to defend public media and what you can do to protect WETA.

Take action
Infinite Series

Unraveling DNA with Rational Tangles

When you think about math, what do you think of? Numbers? Equations? Patterns maybe? How about… knots? As in, actual tangles and knots?

Unraveling DNA with Rational Tangles

9m 36s

When you think about math, what do you think of? Numbers? Equations? Patterns maybe? How about… knots? As in, actual tangles and knots?

Similar Shows

WETA Passport

Stream tens of thousands of hours of your PBS and local favorites with WETA Passport whenever and wherever you want. Catch up on a single episode or binge-watch full seasons before they air on TV.