Follow the Apollo 17 crew on NASA's last manned moon landing, December 1972.

See how light can play tricks on us

Mr Noon teaches students about reflection and refraction of light waves Great ideas and examples to use when teaching these concepts

Hybrid solar lighting is explained as the next source of energy for the future. It also cuts down on CO2 emissions!

Spider caught spinning a web in front of a security light. Instict

Using infrared (IR) light pens and the Wii Remote, it is possible to create very low-cost multi-point interactive whiteboards and multi-point tablet displays. Johnny Chung Lee, Carnegie Mellon University. The software can be downloaded at http://johnnylee.net

Used the SMART Board to make a cylinder and cone and explain that they are circles or the same of slightly smaller sizes.