Try this quiz based on GCSE Physics past papers. Choose the topic you would like to revise and answer the questions. By working your way through the science questions created by experts, you can ...
Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...
Bengaluru: A formula on pi (Ï€) written by Indian mathematician Srinivasa Ramanujan 111 years ago matches with modern-day physics that describes black holes, swirling fluids and the expanding universe, ...