from Rahim yar Khan, Pakistan
What is vacuum ? How is it created because if we remove the air then the instrument in which we...
A friend at a party showed me that you can take a glass bottle, fill it with water, but not all the...
Why are most scallops white and some are yellowish brown to almost an orange color?
Is it possible for a singularity to form outside a black hole?
I have made a theoretical discovery in my studies. It concerns vibrations of frame of reference in...
from the Internet
Is it better to keep planaria in pond water or tap water if my experiment deals with feeding them...
Bruce MacKinnon, CET
from Kitchener, Ont
Is polyol used in the reaction of isocyantes (methylene diioscyante) the same compound as Glycerol?
If Humans and Apes are related, why aren't we able to reproduce together?
from Stockleigh Pomeroy
Explain recessive gene disease and what happens to the DNA to cause parents to be carriers.
Has absolute zero (0 K) ever been reached a laboratory?
Why does the Original Coke sink into the water, when Diet Coke floats in the water?
When a ball is rotated at the end of a string in a horizontal circle (parallel to the ground) what...
Why does a bar magnet repel when it breaks? n====|====s
How can I tell the difference between Zinc and Aluminium metal?
Why don't ordinary Silicon diodes emit light like LED's?
Is it true that if you're pegnant and you get sick, there is a chance your baby will get sick?
What is the history of solar ponds and what trends are expected for solar ponds in the future?
from Cairo, Egypt
I'm interested about light. I have two questions: What is the difference between scattering and...
Knowing the basic functions of magnets (dipoles, domaines...) I still don't understand WHY two...
Can you explain how those bright sticks work, the ones that glow for hours with a snap and a shake?
What makes the aluminum powder in an Etch-A-Sketch stick to the glass to make an image?
from Gauteng, South Africa
Water is made up of H2O. H will burn and O2 will burn. Why does water not burn?
What are the intermolecular forces for polycrystalline solids? And what is the geometric shape? I'm...
from Lincolnshire, UK
I am currently researching EMP for a essay at my college. My essay is looking at possible...
from New York
If hydrogen peroxide is bad for cells, why is it good for cuts? Also, how is it a good treatment...
What chemical additives can be used to increase the octane rating of unleaded gasoline?
from Tehran, Iran
I am interested in Computational NeuroScience, particularly in Colour Vision, Land's Effect, and...
from Mississauga, Ontario.
Why is it that we always can draw nice electric field lines and magnetic field lines relative to...
How old do turtles have to be to have turtle eggs? And do 2 turtles have to have different sex to...
Why do I see green and orange lines in a sodium ion when my flame is the color of yellow?
from the Internet
Why does decaying food cause gas? I have been trying to find resources but can't find any could you...
from the Internet
Is there a "litmus paper" like test that can be used for testing for the amount of caffeine in a...
Do you have any information about Canadian scientist Dr. W. A. Smirnoff? He works on the spruce...
Why has our departmental tarantula, who lives in my office, retreated into a cardboard tube and...
from Queens, NY
I would like to know why the bananas has that semi circular shape. I wonder if it is because the...
from Kenora, ON
Collision of galaxie clusters. In recent news reports that I've read it has been reported...
How do miners mine for Uranium?
from San Jose
What are vinyl erasers made of?
Hi, my name is Steve and I am a junior bodybuilder. Which one gives you the red tan, the normal...
How does the type of liquid effect the way it holds heat?
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