PLCscience

In the last physics lesson, the teacher seemed to have to explain the Doppler effect for quite a long time to some people before they understood it. So, being the nice, considerate, thoughtful person I am, I decided out of the goodness of my golden heart to explain the Doppler effect for future reference using animation (actually, I thought it would be a fun thing to do anyway). For those of you who are confused about what the Doppler effect has to do with anything, it's red shift and blue shift. So it is relevant to the lesson.

Following the earthquake and tsunami in Japan, we discuss what is causing problems at the nuclear reactors in Fukushima. Explains the relevance of hydrogen, iodine, boron and zirconium.

Japan's Nuclear Crisis Explained in Four Minutes with clear graphics about the workings of the reactors.

a series of short videos telling the creation stories of different cultures around the world

The head of a pin is about 2mm in diameter. Use this animation to compare the relative sizes of cells and organisms sitting on a pinhead. Nearly invisible without magnification, dust mites dwarf pollen grains and human cells. In turn, bacteria and viruses are even smaller.

animated overview of cell biology fundamentals for senior groups mainly.

Solariums banned across NSW