Disclaimer: these videos were produced in 2011, but we have had positive feedback in relation to them in 2016 so we hope you find them useful! The following links will take you videos of individual ...

Streaming is great until you want to watch something offline, save a show before it disappears, or avoid the limits most platforms put on downloads — that’s when you need a streaming downloader like ...

This video shows how different substances have different bulk properties and Dr Mark Miodownik talks to Professor Andre Geim at the University of Manchester about his work on graphene. Carbon atoms ...

When you multiply numbers together, you’re looking at how many groups of, or lots of, something you have. You can use this same thinking, when you are multiplying fractions. For example: \( \frac{2}{3 ...

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...

Apr. 7, 2026 A gene called KLF5 may be a key force behind the spread of pancreatic cancer—but not in the way scientists expected. Rather than mutating DNA, it rewires how genes are turned on and off, ...