There's a quiet tension running through modern science. On one side, research institutions and public health agencies lean on ...

Have you ever noticed how blue in nature feels rare and almost magical? You can see the endless sky and deep oceans painted in blue, yet when you look at plants, animals, or rocks, the colour is ...

Here at Science Friday, we’re big fans of metaphors. They can make complicated scientific concepts easier to understand, for both non-experts and scientists themselves. For example, “the big bang” ...