Jerry E. Allen
Is it possible to freeze water in a vacuum? Is there a chart that shows water temperature vs....
Why are there no penguins in the Arctic, or anywhere in the Northern Hemisphere?
Why did Canada pull out of the ITER fusion project, and what, if any, research is Canada...
Does light exert force?
Lee Ming Fei
Why does chalk, a cylinder, always break into three pieces when it falls, and not into two or four...
Why is Isobutane ( C4H8) a gas at 25 C and Dodecahedrane ( C20H20) a solid at 25 C?
When and how was the kaleidoscope made?
When does each organ system of the human body reach full maturity?
Why do we have five fingers? My idea is that one of nature's themes is "having enough." It's like a...
Can you tell me what the exact pH of the acid in our stomach?
How does a lightstick work, and what are the chemicals involved?
justine van der Werf
I have read that when oxygen is condensed to a liquid state, or indeed to a solid state it becomes...
How would Giant Pandas being killed off affect my life?
from Los Angeles
Why do dry cell batteries (rechargeable) need to be fully drained before they can be recharged?
Loubelle I. Depita
from Koronadal City, South Cotabato, Philippines
Why are egg & milk used as antidotes for heavy metal poisoning and what other household remedies...
I am doing some research on microarrays. I wish to know if mRNA's also have open reading frames as...
How can I find out whether it takes more effort (work by pump) to increase the air pressure in a...
Can air in the pleural cavity cause the lungs to expand more fully than they normally would?
Grade One, Chesterville Public School
from Chesterville, Ontario
What do you feed baby praying mantises? We found a mother praying mantis who laid an egg sack on a...
from Andradas-MG- Brazil
When you squeeze out a piece of orange-peel on a flame, it catches fire violently. Why? What is...
from lahore, pakistan
There is a controversy among my collegues that during agarose gel electrophoresis the band that...
In science fiction it is common to see P-P fusion, but my reading seems to indicate it is...
Are light and matter the same thing? Can you get matter from light?
Specific tissues are meant to perform specific functions. Is it possible to transfer different...
from Morris Plains, NJ
Why is the helical content higher in gelatin with higher molecular weight. In other words, it seems...
What is the structure of chicken bone?
What kind of weather is on Mercury and Saturn? Does it rain or snow on these planets?
from Orange City, Florida
I have always heard that distilled water is a poor conductor of electricity. Is this true and if...
Is it possible to test for, and diagnose, mitochondrial disorders, after death? How? Can this be...
Why does HIV form resistance to ARV so quickly? HIV reproduces itself millions and millions of...
If neutrinos have mass, as now seems to be the case, they cannot travel at the speed of light …...
Is gravity considered to be one of the forms of energy such as electricity, heat, light,...
I've been doing a science fair project testing the effectiveness of Lactaid(TM) lactase. From a...
I am interested in finding more information on how to detect the presence of arsenic in the foods...
In Chemistry today, we learned that when HCl is ionized in water, the H2O becomes H3O+, because of...
Does antimatter's gravity have the same properties ordinary matter?
How does nicotine affect the growth rate of a plant? If you were to put a cigarette in the soil of...
If a sound is played to a person over a period of time, is there a way to work out (or to estimate)...
Can absolute zero (0 degrees Kelvin or -273.16 degrees Celsius) be registered on a thermometer,...
How can you extract the bacteriocins (colicins) from E. Coli? I would like to test the...
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