from Boise, Idaho
My question is regarding plate tectonics. Is there a possibility that the extreme meltoff that...
In the past, I have used Vinegar to kill unwanted weeds along walkways, around the patio, etc......
How do "security tags" in shops work? I'm referring to the white plastic, bar-coded tags containing...
from San Jose
When using invisible inks, why does the organic substances (like milk) in the writing burn more...
Donald W. Owens
Can you explain the formula for computing the hydrogen burning lifetime of a star with 15 solar...
from Gibsons, BC
What is the cause of static electricity? Also, I'm doing research for a book and I wanted to know...
Jeremy, Shawn, and Angel
from Orland, California
How does medicine (for example, Contact) work in your stomach after you have taken a pill?
How is Chemistry involved in the field of Psychology?
from Fort Lupton
Why will hard boiled eggs tarnish silver. But a egg cooked scrambled in a pan with nothing else...
from the Internet
Do all pencil lead erase the same? Why or why not? Which pencil lead erases the best?
from Manchester, England!
Why does a sperm in the female reproductive system not get attacked? It has foreign antigens, which...
from St. Johns, Newfoundland
Comparing the storage capacity of the human brain to computers, if data and memories in a human...
from Abilene, Texas, U.S.A.
Can you help me find a simple definition of "inertial coupling" (if there is a simple definition)....
Sara J Shaw
from Northwood, NH
I have aplastic anemia, and from what I understand, my T-cells are destroying the stem cells from...
from Louisville, Ky USA
If you light a campfire inside a cave in a permafrost zone will condensation form on the cave...
We weren't allowed to put in a permanent dock because it affected the ecosystem. Can you please...
Could you explain what the fourth dimension is, exactly? Upon looking at an example put up by...
Why when you make lollypops do you have to boil the ingredients to 300 degrees for it to harden?
My friend and I are doing a science fair project and we wanted to know which gender will remember a...
from Bloomington, IND.
Ok, this is my project: I have put roughly two cups of rice in a sock and threw it in the microwave...
from Athens, Greece
I know that superconducting wires present their zero-resistance properties at low temperature...
What is electrical engineering? What is the difference between electrical engineering and...
Do all meteorologists have to work shift work before they can go on and do other things? How do you...
When making a mixture of solvents up to a particular volume eg. 2L of 25% methanol 75% DMSO. My...
from South Africa
Why do some people bruise more easily than others? What is it that makes some people more sensitive...
Barbara Lynn Terry
I understand that there is a hormone in the brain that regulates and controls sexuality. Is this...
Do scientists have a method of breaking CO2 down to oxygen and carbon? If so, would this be more...
from New York City
What is the chemical make-up of film? I am searching for a detailed make-up of either 35mm film for...
from Los Angeles, CA
I'm doing a science report on Arsenic and i was wondering do you know what is the meaning of the...
I gave a child up for adoption in 1966. I have found someone who might be my child. She has type...
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...
from Torrance, California
How far have scientist been able to dig into the earth surface?
Where can I find the degree day calculations for different regions in British Columbia and Alberta...
from Hong Kong
How can I build a water purifier?
I have 2 parents and 4 grandparents (that's 2 generations). If I calculate the number of my...
I am curious as to how much electricity over given periods of time (instantly to say a 10 seconds)...
Gary A. Ballan
I know that there has been success with crossbreeding horses with zebras, dogs with wolves and...
How and where is aluminum made?
What education do you need to become an embryologist?
from Saint John
Boron trifluoride (BF3) is non-polar, yet is much more soluble in a polar tetrhydrofuran (THF) than...
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