Why, specifically, do ferrite magnets gain strength in low temperatures?
from New Delhi
Gravity can produce motion in a body. Thus, it does work. But, for doing work, energy is needed....
from Vancouver, Canada
Among the techniques that are being used to determine the identity of an unknown person, for...
Why do all planets revolve in elliptical orbits around the sun? I mean in nature there existis...
from the Internet
We have the ability to use sound frequency to cancel out unwanted sounds, and since light is a...
from Houston B.C. Canada
Can someone tell me what Canadian frogs and toads are vocal? We have several types here, but they...
from Davis Ca.
I want to explain to my 6 year old daughter, why the rainbow appears bent/arched in a semicircle in...
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...
Why do I see green and orange lines in a sodium ion when my flame is the color of yellow?
I was watching a short documentary on how the Earth first came about. The part that was puzzling me...
How do electric kettles work?
A black hole is created when a planet collapses and forms into a powerful vacuum sucking everything...
Why do proteins form lather on making their solutions?
What is the polar nature of water?
If Virginia sees a full moon in the daytime then do places like Australia see no moon at night?
from Binmaley, Philippines
Why do (nearly) all birds move in a jerking motion as compared with other animals that move...
from New York
Who discovered High Blood Pressure and what year?
from Santa Clarita
Is a seed a living thing? If so, how do you prove it? Is it living before you add water?
Given: a horizontal rigid tube with one end on an axis at a constant rotation. Insert a solid ball...
from the Internet
During cellular respiration, why can't NADH pass its electrons to NAD+ across the inner membrane of...
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...
In microwave transmission sometimes we use power in positive e.g +13db and sometimes in negative...
I would like to know if there is any way to magnetize a 6x4x1/2 inch ceramic 8 non magnetized...
I'm writing a science-fiction novel and need information about black holes, gravitation and...
If 'O' (oxygen) is an element and CO2 is a compund...what is O2, or Cl2?
Is it possible make the aluminium transparent ?
from Mississauga, ON
I have a wierd thinking question regarding electricity. When we have a positive charge or a...
from Bangalore (India)
Before getting married should we consider blood groups of both individuals? Is there any...
What is happening when someone plays a song on wine glasses? They are filled with different...
I heard that all cells only come from existing cells. If this is true, how did the first cells...
What is "route dependent toxicity"?
My neice is being tested for an unknown cause to her developemental delay. She has recently been...
I was wondering about planet orbit paths and if they change. I read that a change in the Earth's...
At what age does your heart stop growing? I have just watched a program and a young girl was given...
I am quite confused with temperature scales! i would like to know the link between the degree...
What are the names and locations in the universe of known black holes?
from Dix Hills, NY
Animals eat leaves and grasses and this provides them nutrition. Can people take leaves off trees,...
from the Internet
Hi, I am looking for a procedure that I can use for a science investigation. We are testing water...
What can you tell me about the likelihood of a major solar storm in or around 2012, and how it...
from Havre de Grace MD
Do noses and ears continue to grow throughout the lifetime?
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