from Fresno, CA
How and when will hydrogen fuel cells be used to provide electricity for my home? What would it...
why does soda pop fizz when it is poured over ice
Marsha Anisoquili (Many Ponies) Raymond
from St. Petersburg, FL, USA
If oriental is eastern and occidental is western, what is northern and southern?
If one could increase the flow of air into a jet engine,would this increase the efficiency of the...
What wind speed would be enough to blow somebody away?
from hurricane w.v
If a person or infant is going to get freckles, at what point or age do they appear?
from Rio de Janeiro
Does air act as an insulator against lightning on flying airplanes? I know the aluminum case is...
Why are the time zones on maps rated as longitude & latitude in degrees and minutes?
How come on a warm clear day clouds form at night?
What causes the bends?
How does vacuum insulation work and can an R Value be assigned to it? Does the depth of the vacuum...
Raymond J. Sucgang
from Manila, Philippines
Hi, Could you please clarify: Does an increase in precision mean a decrease in accuracy? Does a...
from the Internet
Why are portable phones called cellular phones? How do they work?
from the Internet
When metal scrapes metal such as two spoons, it makes the edges of my teeth feel numb. Why is that?
What is your opinion on the ethics of transplant farming and what is your opinion about genetic...
How can you define the pressure of 5 g. on a person? This would be done with the fingers. I am...
from Pembroke Pines
Is it true that gas particles at higher altitudes are farther away from each other than at lower...
Is invisiblilty possible? Is it possible to alter an object so it can't be seen? Could people's...
How do hot packs work? My wife purchased a reusable hot pack for keeping our baby warm when we go...
from Exeter UK
Why are sounds so much louder downwind, even when the wind is light?
from leaf river
How many skin cells would be in a square inch?
Can nuclear tests produce earthquakes? India started nuclear testing, then Pakistan followed in...
Can a sintered ore magnet be re-magnetized in a different configuration of its poles? Does it need...
What two liquids combine that gives you a solid instantly?
from the Internet
how would i go about making some dry ice at home or in the school lab?
Why does the Periodic Table of the Elements have two separate tables - one above and one below?
from Lengerich. Germany
I appreciate it if you could tell me more about Philadelphia Experiment. I heard so much about it,...
from Roetgen nr Aachen/Germany
My son, 13 y, has found a really good idea to prove the four colour map problem without computers,...
How does air conditioning work?
How does heated vinegar react with powdered milk to create the result of plastic like curds?
prashanth kumar aitha
why is BERMUDA TRIANGLE'S MYSTERY unsolvable?
from Santiago, Dominican Republic
I have a problem with moisture in my apartment. I live in a Caribbean country and am not able to...
Are there some materials that shrink faster that other materials in cold? If yes, which ones?
I am experimenting with microwave reboil caused when you microwave coffee or water and add sugar,...
I have noticed in Toronto for the past two years, that the weather has been abnormally cloudy in...
from Winnipeg, Mb
I'm doing a project on mercury in water. I was wondering if and how you get mercury out of lakes. ...
from Thunder Bay, Ontario
What is colour? How does the brain perceive colour?
from North Bay, Ontario
My Dad told me about bioluminescence you know, the stuff that makes living organisms glow? Anyway,...
What is the highest and lowest canadian recorded air temperature?
Why is oxygen used in the brewing industries' fermentation tanks? What types of yeast or bacteria...
Most often, your question can be answered by going to the following areas
If you have a different question, please search our archives
If your question has not already been answered, you may Ask-a-Scientist.
Created by the science.ca team, Copyright © 2001, 2015 GCS Research Society. Visitor agreement.