Advanced CT scanners at some UK and European airports mean liquids and laptops can stay in the traveller’s bag – but the ...

While hydrogels are known for their ability to soak up and hold large amounts of water, they often hold the water too rigidly. This means it takes a lot of energy (usually heat) t ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics ...