By creating an account, you acknowledge that PBS may share your information with our member stations and our respective service providers, and that you have read and understand the Privacy Policy and Terms of Use.
Become a ThinkTV member to enjoy
ThinkTV
Passport
Get extended access to 1600+ episodes, binge watch your favorite shows, and stream anytime - online
or in the PBS app.
Dianna Cowern (aka Physics Girl) visited LIGO, one of the largest and most sensitive scientific instruments ever created, to find out how they detected gravitational waves for the first time.
PBS Digital Studios brings you original web series exploring science, music, arts, culture, and beyond. Working with creators and producers from across the web, we showcase the best the internet has to offer, while celebrating the impact of public media.