from Davis Ca.
I want to explain to my 6 year old daughter, why the rainbow appears bent/arched in a semicircle in...
I just wanted to know if iron levels in a plant such as siverbeet can be increased by adding iron...
from Vancouver, Canada
Among the techniques that are being used to determine the identity of an unknown person, for...
from Houston B.C. Canada
Can someone tell me what Canadian frogs and toads are vocal? We have several types here, but they...
from New Delhi
Gravity can produce motion in a body. Thus, it does work. But, for doing work, energy is needed....
from the Internet
We have the ability to use sound frequency to cancel out unwanted sounds, and since light is a...
If Virginia sees a full moon in the daytime then do places like Australia see no moon at night?
A F Jenks
from Nelson, NZ
When a laser is bounced off the reflector Apollo crew placed on the moon, or any light is reflected...
Would sulfuric acid have a long term effect on an engine and eternal parts of an car if a bottle...
Why do proteins form lather on making their solutions?
How do electric kettles work?
from New York
Who discovered High Blood Pressure and what year?
Given: a horizontal rigid tube with one end on an axis at a constant rotation. Insert a solid ball...
from Catonsville MD
Why does my coffee flow more freely from a to-go cup when there are two holes in the lid instead of...
from Kamloops, BC
What is the Vir C gene/protein responsible for?
In microwave transmission sometimes we use power in positive e.g +13db and sometimes in negative...
from Charlottetown, Prince Edward Island
Looking for pictures of Tranquility base or any of the other lunar landing spots on the moon taken...
What is the polar nature of water?
from Santa Clarita
Is a seed a living thing? If so, how do you prove it? Is it living before you add water?
I was watching a short documentary on how the Earth first came about. The part that was puzzling me...
from Binmaley, Philippines
Why do (nearly) all birds move in a jerking motion as compared with other animals that move...
A black hole is created when a planet collapses and forms into a powerful vacuum sucking everything...
I would like to know if there is any way to magnetize a 6x4x1/2 inch ceramic 8 non magnetized...
from the Internet
During cellular respiration, why can't NADH pass its electrons to NAD+ across the inner membrane of...
from Mississauga, ON
I have a wierd thinking question regarding electricity. When we have a positive charge or a...
My neice is being tested for an unknown cause to her developemental delay. She has recently been...
What is "route dependent toxicity"?
What is happening when someone plays a song on wine glasses? They are filled with different...
from Bangalore (India)
Before getting married should we consider blood groups of both individuals? Is there any...
I am quite confused with temperature scales! i would like to know the link between the degree...
Is it possible make the aluminium transparent ?
I was wondering about planet orbit paths and if they change. I read that a change in the Earth's...
If 'O' (oxygen) is an element and CO2 is a compund...what is O2, or Cl2?
I'm writing a science-fiction novel and need information about black holes, gravitation and...
I heard that all cells only come from existing cells. If this is true, how did the first cells...
At what age does your heart stop growing? I have just watched a program and a young girl was given...
What are the names and locations in the universe of known black holes?
What can you tell me about the likelihood of a major solar storm in or around 2012, and how it...
In chemistry, how do you know what the formula of a compound is? For example, how do you know if it...
from Havre de Grace MD
Do noses and ears continue to grow throughout the lifetime?
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