Official account for the PBS documentary series demystifying the science and tech that shape our lives, our planet, and our universe. Streaming on the PBS app.
Joined November 2008
- Tweets36.7K
- Following740
- Followers186K
- Likes1.9K
The Revolutionary War was fought with top military technology of the day, from the Brown Bess musket to the world’s first combat submarine. See these weapons in action - and discover how they helped propel the Americans to victory 🧵⬇️ to.pbs.org/4i9IUuw
Made of iron, cannons were the most powerful weapon systems known at this time. A team of people worked to shoot one, propelling heavy iron balls into the battlefield in a blaze of fire and force. Learn more ➡️ bit.ly/4j7jL5b
Want to learn more about these weapons? Watch “Revolutionary War Weapons,” streaming here ➡️ to.pbs.org/4i9IUuw
Scientists have discovered the building blocks of life in samples retrieved from a distant asteroid.
Birds are today's only living dinosaurs. Here's how they survived ➡️ youtube.com/watch?v=IyahxZw7…
"Most complex computers are still morons. High speed morons, but still morons."
Watch this 1976 interview with sci-fi author Sir Arthur C. Clarke, who envisioned a computer-dominated future in the 70s:
"Sleepwalking is a glitch in the system because our identity is not in control."
Here's what happens in the brain: