When you were a kid you may have had some fun looking at books with illusions, where you had to try to see the shapes hidden in patterns, sometimes by crossing your eyes. There are some pretty cool optical illusions…
You may not be able to hear yourself scream in outer space but you certainly can in a concert hall. The design and shape of concert halls around the world is not just luck… Read about how concert halls make everything sound better!
When any normal person thinks about the noises of nature, they think of those CD’s containing tracks such as ‘Waterfall Grace’, ‘Jungle Mystery’ and ‘Jackhammer Nipple Pain’ (maybe not the last one). In reality however it is much more, and I hate to use the word, extreme.
