Our physics expert picks his top-five equations, plus a scheme to supply US power needs with a bucket of baseballs. Thanks, ...

This week’s question: What is your way to beat the summer heat? To take part, drop us a line via this form or email us at [email protected] by 11.59pm on August 3. Tell us your name, age and ...

Daniel Seykora recognizes that math isn’t always the best subject for students. But with teaching close to a hundred kids a ...

Most people learn to count and do basic arithmetic at a young age and don’t give these skills a second thought. But numerosity or numeracy, the ability to think about and use numbers, is more ...