I was thinking about it last night. Are the game balls weighed or is the psi of the game balls checked before the game and again at half time? Think of the tires on your car. You don’t weigh those. You use a pressure gauge to check the psi to see if they’re properly inflated. I checked, and that’s precisely what the […]
Yes. You read that correctly. Bio – life; Geo – pertaining to the earth; Chemistry – structures, properties, and related changes. You also understood what biogeochemistry is about if it sounds like the term refers to bits of many things that are vital to life on our planet. Let’s take a closer look at the […]
National Geographic has a terrific device known as the Crittercam. The penguin on the left is wearing one. He’s not the only animal that has. It’s been worn by a variety of animals, including humpback whales and a bear cub. The idea for the Crittercam came to marine biologist and filmmaker Greg Marshall in 1986. […]
In this BBC presentation, Physicist Dr Helen Czerski takes us on an amazing journey into the science of bubbles. Bubbles may seem to be just fun toys, but they are also powerful tools that push back the boundaries of science. From the way animals behave to the way drinks taste, Dr Czerski shows how bubbles […]
This video will give you a feel for what goes on in a model basin. Basically, what they are doing it testing a smaller version of a proposed design to see how it will fare under a range of conditions. The more they can discover and correct now, the more successful and reliable the full-sized version will be when it is put into use.