What is the linear function of a circumference of circle to its diameter? I know the ratio is equal...
from Carleton Place, Ontario, Canada
Why do carrots spark when cooked in a microwave? Peel 1/2 a carrot, dice it into small pieces, put...
When making a mixture of solvents up to a particular volume eg. 2L of 25% methanol 75% DMSO. My...
How are minerals used in the production of Canadian coins?
from Victoria, BC, Canada
I am interested in metal fatigue in bicycle frames. Does the steel or aluminum in a bike frame get...
What is the composition of an American nickel? Also, do you think that a nickel has a higher...
from Hong Kong
How can I build a water purifier?
Gary A. Ballan
I know that there has been success with crossbreeding horses with zebras, dogs with wolves and...
What does the future of Psychology hold? New therapies for brain disorders? Computer...
What education do you need to become an embryologist?
How does light therapy work for people with SAD (Seasonal Affective Disorder)?
How can I create a real light saber? It does not have to be completely like the ones in the movie...
from Seattle WA USA
I have an interest in algebraic manipulation of known physical/chemical laws & principles. I am...
from Bangalore (India)
What is meant by booting in a computer?
from the Internet
Where did the constant pi (3.14159...) come from? Who discovered it and when?
What is the purpose of polyvinylpyrrolidone in the making of hard capsule gelatin. What is the...
I am currently doing research on the e-bow, a guitar effect that calls upon an infinite feedback...
Is the up and down movement of a piston in a combustion engine a waste of impulse energy? The...
from Borås, Sweden
If pepsin digests proteins in the stomach, how do orally taken vaccines work?
How can you detect a chemical in the human body even after it has passed through? For example,...
from Denver, Colorado
I am in the 6th grade in Denver, Colorado. I made a machine out of 2 by 4s that will kick a ball. ...
Why don't hurricanes hit the country of Panama? Is there any data predicting the probability of...
Which metal conducts heat the fastest?
from Kitchener, Ontario, Canada
My question may be hard to answer. I have wanted to be a scientist since I knew what science was,...
from El Dorado, Arkansas
I was wanting to make my own acid stain for concrete. I have muriatic acid and heavy metals...
from the Internet
Why has Aluminium only recently been extracted from its ore?
I am very interested in getting into the field of Psychology and would appreciate basic and...
In my recent science project, I tried discharging batterys in the freezer, fridge and room. The...
How were the organelles in the cell named?
What catalysts are needed to break down plastic containers, such as yogurt cups?
I am considering an idea to measure the effects of ozone depletion. I intend to use an ozone making...
How do cells know when to stop growing (dividing)? How does cancer change the cell so that it no...
Why is propylene glycol not an alcohol? Same for glycerol. Why don't they evaporate and smell like...
from East Mapleton
If I have two 6 volt lead acid Batteries with a 400 ampere hour charge in each one. And I wire the...
from Essex, England
What will happen when individual IC (integrated circuit) components reach the size of atoms and...
1)How does prenatal exposure to sex hormones influence behavior later in life?
2)What are gender...
What is the energy required to split H2O, (joules), and the energy released from combusting H2 +...
How can we reshape bone using our understanding of bone growth? Obviously, parts, if not all of a...
What is more efficient: to push or pull a car (front wheel vs. rear wheel drive)?
Why are clouds flat on the bottom? Is it because the air is somehow denser on the level below the...
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