This week, the show travels back to the American Revolution to explore the science of the weapons used by all sides.

Premieres Wednesday, April 9, 2025 at 9 p.m. on KPBS TV / PBS app + Encores Sunday, April 13 at 2 p.m. on KPBS TV and 9 p.m. on KPBS 2. How did a ragtag army defeat the most powerful army in the world ...

From the Brown Bess musket to the world’s first military submarine, get a closeup look at the powerful and sometimes ingenious weapons that helped the colonies win the war. (Premiering April 9 ...