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You were talking earlier about a drug that keeps people awake. The military have been issuing amphetamines for years to...
Why is it that when you put something metal in the microwave, you get a firework display, and yet the inside of the...
Why do milk and orange juice or orange juice and toothpaste taste so disgusting together?
I know it sounds a bit crude, but I was wondering why farts seem to smell a bit worse and linger longer when we're...
I was wondering if you could tell me whether my male dog is sensitive to my menstrual cycle? I've brought a puppy...
What is the fifth taste you can sense on your tongue?
When someone meets someone else, is there a special hidden smell that couples have between them, so that if you were...
Why do we get cravings for certain foods, especially when it's for combinations of foods that we normally don...
My family moved to Chicago from London three years ago and since then, I've lost my accent, yet Mum and Dad still...
How can active transport in plants possibly work?
We occasionally look after a dog when our friends go on holiday. We noticed that when it wees on the grass, the grass...
My blood group is O-negative, my parents are Group A, and my brother is Group A. I was wondering how I came to be this...
How do turtles stretch out their neck? What is their bone structure?
If you spill some water on the kitchen floor, it's obviously very slippery. Yet when you want to turn the pages...
I understand x-rays and how they work, but a couple of years ago, my son had a very serious eye injury. Over a period,...
Why does ouzo turn milky white when water is added? It must be mainly water to start with and as the concentration of...
I was just wondering what grenades are made out of, and why does it take a while to go off after the pin is taken out?
Do asteroids have a maximum speed or do they keep accelerating?
How dependent are we on satellites? If somebody put a computer bug in them, what would happen?
I look out of my window and see something that appears to be a satellite. It rises in the sky through the night. It...
I've been told that Santa Barbara is the third most dangerous place to live in the United States because it at...
We've been removing gas and oil through the surface of the Earth for hundreds of years. Would this have any effect...
I think I'm right in saying that diamonds are produced by some volcanoes. Why?