What is the effect of sound on plants? I have come up with a lot of good information, but I have...
from the Internet
What must occur for two parents with blood type AB to have a child with blood type O?
I have blue eyes and am the mother of a son who has blue eyes as well. His father has brown eyes....
What is your personal view of global warming? Do you believe that humans are having a significant...
How does dish soap work to clean dishes?
Why does lemon prevent the browning of apples? When browning of apples is caused by a reaction with...
If matter expands when heated, and contracts when cooled, why does ice expand when water freezes? ...
Why is the sound of fingernails scratching against a chalkboard so irritating to listen to?
Is snow a conductor or an insulator?
from Kooskia, ID
I have spent 4-5 hrs. attempting to magnetize some iron (Fe) washers using a 12V battery and...
Why doesn't a neon sign finally "run out" of exited atoms and produce dimmer and dimmer light?
Do the cells in the heart tissue know if there is something wrong with the heart. If so, how do the...
Why can't an insect grow large enough to terrorize a city?
Are we the center of the Universe? Does it always appear to an observer that he/she is at the...
from Timmins, Ontario Canada
My son, age 12 is asking for a chemistry set for Christmas. This is an area that has always...
How long can someone sustain without sleep? What factors would change that number of hours or days?...
What is the difference between science and sciencing?
from Limerick Republic of Ireland
How much heat energy (watts) is released from the human body? Is there a relation to the area of...
from Cold Spring
Why does phenolphthalein turn pink with a base? I know it has something to do with light, but i...
from Kingston, ONTARIO, CANADA
We have an older pop machine at work with canned soft drinks. Sometimes, when a pop is opened that...
from Markham, Ontario, Canada, Amérique du Nord
I was and I still am wondering if there are any really complex questions that even scientists...
What does cytoplasm do in the cell?
Approximately how many nuclear tests do the americans alone conduct every year?
Why does a digital camera need a shutter- I think it should be able to electronically shunt the...
from Seattle, WA
How many scientists does Canada have?
from New Delhi
How did scientists conclude that a major part of our genome is junk? Did they search for open...
from Michigan City, Indiana
I have a small laser pointer. The spot produced by the beam is not a solid red circle, but a fuzzy...
Electricity. It powers almost all household appliances as well as the complex electronics we rely...
Since the Big Bang we see (with Hubert Reeves and other scientists) that matter has a tendency to...
Why does salt melt ice?
I have conducted an experiment with a parachute. I was investigating whether the time taken to...
Why does a balloon travelling inside a car seem to violate Newton's laws? Imagine a toy helium...
I am curious. What if two magnetic field lines were to intersect each other? What would this imply...
Can you really grow plants from the seeds found in Mammoth feces? In national parks here in...
from Vancouver, Canada
Are double yolked eggs ever viable? Can they be fertilized? If so are they to be fertilized once or...
I heard that if you set fire to methylated spirit, it will catch fire, but nothing around it will...
from Durham, UK
If the world's land was distributed evenly between all humans how much would we all possess? This...
Physicians often want to know the glucose and lipid levels in a patient's blood and whether...
What happens when you use ethanol (unblended) in a standard, unleaded car engine? Will it work?
What is "time"? Does the word "time" in Physics have the same meaning as the word time in the...
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