How are sparks generated from flint, quartz, and metals? What burns during a spark? How do the...
Is taxonomy a rigorous, objective science?
from Central Butte, Sask
Could you tell me the symptoms when given either thalium or strychnine?
from Sugar Land, Texas
In the field of shape recognition, is there a way to register a single frame, such as the outline...
I would like to know if you could help me in my quest to making harsher laws about Driving Under...
from New york
What does the word enzyme mean and how does it work in laundry detergent?
Mary E. Tucher
Science and religion are two different ways of explaining how we exist. How can scientists have...
from Vancouver, BC
I've heard that alcohol can be passed to a baby through breast milk. Is this true and if so what is...
Could you tell me who discovered arsenic and when?
How was life created and why did we start living on earth, or why was it the "chosen" place? i...
How large is a human genome? What percentage of the DNA in the Human Genome actually codes for...
What is the percentage of salt in the ocean?
Where could I find some interesting facts and pictures on Christa McAuliffe?
from Kansas City, Kansas, U.S.A.
How do you become a scientist? What do scientists do in a normal day? What did you study in college...
Who invented the nephoscope? When was it invented?
from Hyderabad, India
As an undergraduate computer engineering student, how can I best prepare myself for a career in...
Who is David Suzuki?
I am studying tension and compression in support structures such as hammocks and diving boards. The...
How can I determine the size and configuration of magnets required to hold together two 500gm...
Who discoverd dinosaurs? Tyrell?
from the Internet
What would happen if nuclear waste was dumped into a lava flow or a volcano.
Please explain an experiment that can only be done on the Spring Equinox March 21st. You can make...
Why is milk sometimes referred to as being a homogeneous mixture, while at other times it is said...
How does the amount of air inside a soccer ball affect the distance it travels? And how is the...
from Suwanee, Georgia
Why did humans develop pubic hair (facial, under arm, etc.)? And also why does the male voice...
How can I demonstrate the relationship between magnetism and organisms?
Robin Shane Best
What are the values for Heating Degree-days and Cooling Degree-hours for the Toronto, Ontario area?
I have heard that the papiloma virus could be transmitted not only through sex but just by a...
I was recently reading an article about large amounts of fish dying on very hot days due to oxygen...
I want to study and work with animals and their environment. Is there an occupation like this? What...
from Vancouver, BC
Why is the golden ratio considered aesthetically pleasing? In other words, what are the...
I've heard that the oceans of the Northern Hemisphere are warmer than those of the Southern...
Do you have any information on Alice Wilson, the geologist?
Are liposomes currently being used to cure cystic fibrosis. How is this done?
Do permanent magnets lose their strength when they are dropped and if so, why? I took two magnets...
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...
What causes a human embryo heart to begin beating? And when a cell divides does it "spark"?
from Gibsons, BC
What is the cause of static electricity? Also, I'm doing research for a book and I wanted to know...
Donald W. Owens
Can you explain the formula for computing the hydrogen burning lifetime of a star with 15 solar...
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