With the volume of the earth, how many baseballs can fit inside it?
from Frankfort, Kentucky
Evacuations of the earth's core through volcano eruptions, the pumping of oil, gas, etc., must...
Why do street lights shut down, often, when we drive underneath them? Oftentimes, my boyfriend and...
Why are clouds flat on the bottom? Is it because the air is somehow denser on the level below the...
from Essex, England
What will happen when individual IC (integrated circuit) components reach the size of atoms and...
How do cells know when to stop growing (dividing)? How does cancer change the cell so that it no...
How can we reshape bone using our understanding of bone growth? Obviously, parts, if not all of a...
from Holly Springs, NC
I was reading a text which stated that scientists have used ice cores to calculate prehistoric CO2...
What kind of careers are there to choose from, based on chemistry and biology. To become a doctor,...
What is the chemical make-up of pear, banana and apple peels?
Last year in school we learned about nuclear decay, and how some atoms decay by releasing gamma...
Are there special awards for Canadian scientists? Canadian science greats like Sir Frederick...
I know the basic details of how an ionization smoke detector works, where particles enter the...
from miami beach
1)What type salary does internal medicine make?
2)What kind of education is needed for internal...
What is more efficient: to push or pull a car (front wheel vs. rear wheel drive)?
from Halifax, N.S.
How do you calculate water flow rate (volume/sec) based on water pressure and hole or pipe size?...
How can I separate NaCl so I can obtain Na?
What kind of permanent changes in a developing child's brain or behaviour can be caused by the...
from Seattle, WA, USA
Can you explain the meaning of the phrase: " has cleared the neighbourhood around its orbit.” I...
How and when did the Great Barrier reef develop? Is it still developing today?
How do you determine the proportion of the various gases in the air?
What exactly do meteorologists mean by the term "high pressure"? Do they mean the weight of the...
Why do ice cubes melt quicker on stainless steel than a china plate and fire clay?
from Colorado Springs
When a group of cancerous cells is compared to a group of normal cells, cancerous cells usually...
from Karachi, Pakistan
Why do we get coloured water if we put a slice of beet root in water but we do not get coloured...
How can I make my own methylated spirit?
How does pectin gel?
What do you think of a Gas/Electric hybrid car? I made a power generation device made up of 8 a.c....
What is the main problem faced by scientists studying the use of nuclear fusion as a source of...
I heard that electricity can be transmitted in other forms than electron flow; like electromagnetic...
If a person was to experience continous pain, of moderate intensity, for a week, is there any...
How many water and wastewater treatment plants in Canada are using chlorine gas for disinfection?
Can stabilized oxygen be used in place of iodine or chlorine to purify water? What if used in...
Where does the energy in freezing water come from? When water freezes, its volume increases so that...
from fort walton beach, fl
I just recently did an experiment using paper airplanes with different wing types (swept back at...
from Avon Lake
I am doing a report on aluminum and the impact it has on our environment for a science class. Do...
For school I need to know about natural convection and forced convection. I need to know the...
What is fire composed of? Could you have liquid fire, or solid fire?
from New York
I am looking for general inofrmation about pangaea the supercontinent.
If pangaea was a super...
Can you help me with a wonderful magic trick I performed as a boy? I made a silk rose change...
What is the chemistry behind the method of cleaning silver where you place it on some aluminum foil...
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.