Imagine a world without science, technology, or medicine… Scary, right? If we’re going to solve the world’s biggest problems, we need science. Here’s one way you can help: novakickstarter.com #ScienceForAll | NOVA l PBS

David Pogue sets out on a worldwide quest to find the key molecules and chemical reactions that have paved the way for human civilization, life, and even the universe as we know it. Stream all three episodes of NOVA l PBS' “Beyond the Elements” now on the PBS Video app. | PBS

Did you know? 70% of all antibiotics were derived from a natural molecule, many from plants. Find out what is at risk in "Extinction: The Facts," now streaming on the PBS Video app. | PBS

Take a ringside seat as NOVA captures moments of high drama when the cosmos changed forever. "NOVA Universe Revealed" premieres on WED OCT. 27. Stream all five episodes starting at 8a ET: https://to.pbs.org/3iGO0mi | NOVA l PBS

On March 3, 1974, the first episode of NOVA premiered. Since then, we've enjoyed over half a century of scientific adventures with viewers like you. Here's to sharing more incredible discoveries! | NOVA l PBS