Recently I put a couple of ice cube trays into the freezer. After a couple of hours I opened the freezer and before my eyes the cubes suddenly turned cloudy, seemingly from the bottom up. Obviously...
Hi i've got brain training on nintendo ds. I've completed all the suduko puzzles and there's an expansion pack you can download. I was wondering if anyone knows which shops you have to go into to...
If you turn a sound wave upside and play it back it cancels out the original sound almost silencing it. Why the hell don't they include this technology in vacuum cleaners? I emailed Dyson once asking...
With everything that is going on in the Middle East and parts of Africa in the name of god(s) surely we are at the stage in our understanding of science that there can't be any gods. What sort of god...
I'm trying to understand tne following description of the progress of the sun towards sunset. "Our house faces southwest. Right now (1 July), the sun is setting far to the north in the west, so our...
You're drivnig along the road, and you see a small black box on the verge, and two cables coming out of it that lay across the road, parallel to each other. Do they measure speed, or do they count...
Here's a good question that kind of relates to the previous question about plants. Why do plants let the water leave their system into the atmosphere? Is there any advantage to this? I have a answer,...
I know this may make me look silly, but I am really HOPELESS with math add to that lack of sleep, my brain will just not function. Could you please help me out. I measured an area in my garden that I...
My Mates yesterday said that if you put hot water in a cube tray to freeze it takes a shorter time to freeze than cold water does. Firstly is this true and secondly how?
you know everyones big question is what is the meaning of life??? my friend says that she think she knows and she told me her theory and she said she got it once she started looking up in the sky from...
I have a Hovercraft and it spins a fan at 6500 rpm or 108.3 revolutions per second. There are 6 fan blades, the length of one fan blade is 16 inches. The total length from the tip of one fan blade to...