Interactive activity: States of matter - AQA Learn about states of matter and see what happens when they change with this interactive activity designed for the GCSE AQA physics specification.

Density describes how closely packed the particles are in a solid, liquid or gas. There is little difference between the density of a liquid and its corresponding solid (eg water and ice). This is ...

Blurring water is a popular technique that works really well in the right type of image. Here, we share with you ten top tips on how you can do this the next time you're near a waterfall or ...

Recent Activity in the photography forums - discuss digital photography, film photography, photographers, Photoshop, techniques, cameras, lenses and equipment, along with advice on buying and ...

The Photography & Video Show has a new home for 2025: the London ExCel exhibition center. The 2025 Show will run for four days from Saturday March 8 to Tuesday March 11, and is open 10:00 to 17:00 ...