Science, explained simply
The universe, the weather and the rest of it, with most of the maths taken out.
Black holes, explained simplyA black hole is so much stuff squeezed into so little space that nothing that falls in, not even light, can climb back out.
The greenhouse effect, explained simplySome gases act like a blanket around the Earth: sunlight gets in easily, but the heat finds it harder to get back out.
One complicated thing a week, made simple.
The newest episode by email, with the one-sentence version at the top.