A GCSE maths question about a boy catching rabbits in the woods has left people puzzled. But would you be able to answer it? It's exam season, and students up and down the country are knuckling ...

During photosynthesis a plant absorbs light energy using the pigment chlorophyll. This allows it to convert carbon dioxide and water into glucose. This glucose is: After a few minutes, the parts ...

For example, spiders silk inspiring Kevlar, termite mounds inspiring passive cooling in buildings, whale fins inspiring turbine blades, sea sponges inspiring fibre optics and lotus leaves ...