"Nova" explores new discoveries and how we have come this far on Wednesdays at 8 p.m. on Arizona PBS.
All of these shows are available to watch right now without a membership. Just click the links and press play. Or better yet, find them in the free PBS Video app for your Roku, Apple TV, Samsung Smart TV, Fire TV Stick, phone or tablet.
Is your brain is in desperate need of something enriching? Good news. We’ve got you covered. Below is a list of 161 of the best science documentaries and web series out there. All of these shows are available to watch right now without a membership.