How do messages get passed from the brain around the body? This video explains how action potential works.

Steve analyses the flow of air over racing cars.  He studied aero-mechanical engineering at university and following a two week summer placement, at Lola cars, he was offered a position in the company.

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The video shows air being pumped into an American football using a hand pump. The person using the pump pauses part way through to press the ball in order to check the pressure. They then continue until a final check is made and the ball is seen to be at the correct pressure. The challenge is to graph air pressure...

Alan works at the UK Astronomy Technology Centre, and is designing software for the James Webb Space Telescope.  Alan talks about his work on the mid infrared instrument which will look at the formation of galaxies in the early universe.  He uses coding in his job and explains how you need to write algorithms to a...

This reliable practical allows students to use algae to look at the rate of photosynthesis with quantifiable and replicable results. In this protocol, the...

Abstraction is the representation of essential features without including unnecessary details.  It is used to reduce the complexity of systems for users, hiding how things actually work, applying algorithms to different contexts and producing suitable user interfaces.  The first video explains the concept at a...

This video provides an introduction to waves which looks at the differences between types of wave.  It would make a good revision video which discusses mechanical and electromagnetic waves with examples of each, with how particles and fields fit into the topic.  They presenter also demonstrates the difference...