Mathematics

Mark McDonald From Morgan Hill, asks,

I am interested in the transmission of RF through different materials (especially water). I am trying to understand for instance, how much an RF...

Mathematics

Electricity. It powers almost all household appliances as well as the complex electronics we rely on to execute complex programs. I am wondering...

Mathematics

Why does a digital camera need a shutter- I think it should be able to electronically shunt the image to the processing chip for a specified...

Mathematics

Why is it that when calculating the volume of a pyramid, such as a cone, you always have to divide by 3. This means that a cone is 1/3 of a...

Mathematics

Is it possible that a cell phone communication may start at 900 MHZ (or any other frequency) and after a specific time it turns to 850MHZ (or any...

Mathematics

David Ewing From Sugar Land, Texas, asks,

In the field of shape recognition, is there a way to register a single frame, such as the outline of a single green, from a streaming television...

Mathematics

How does the amount of air inside a soccer ball affect the distance it travels? And how is the amount of air inflated in a soccer ball determined? ...

Mathematics

Donald From St. Johns, Newfoundland, asks,

Comparing the storage capacity of the human brain to computers, if data and memories in a human brain could be transferred to a hard drive, how big...

Mathematics

Could you explain what the fourth dimension is, exactly? Upon looking at an example put up by Professor Koch of the University of Oregon, I am...

Mathematics

JWMS Science Class From Winchester, asks,

We are studying the electromagnetic spectrum. We have a question. Can you speed up radio waves? If you can, could they turn into micro-waves? How...

Mathematics

I have 2 parents and 4 grandparents (that's 2 generations). If I calculate the number of my ancestors to 40 generations back, the result is huge (2...

Mathematics

Where did the constant pi (3.14159...) come from? Who discovered it and...

Mathematics

What is meant by booting in a...

Mathematics

What is the linear function of a circumference of circle to its diameter? I know the ratio is equal to pi (3.14) but I would like to know its linear...

Mathematics

Jeff Owens From Seattle WA USA, asks,

I have an interest in algebraic manipulation of known physical/chemical laws & principles. I am trying to find out if anyone has every assembled a...

Mathematics

Steve Clarke From Essex, England, asks,

What will happen when individual IC (integrated circuit) components reach the size of atoms and can't get any...

Mathematics

What component controls how data is written on a hard...

Mathematics

How are the tiny chips and wires that go into a computer made? They seem so tiny and...

Mathematics

What is 2 with the power of 4? and can u tell me some consideration of...

Mathematics

Can you explain the fourth dimension and state simply Einstein's Theory of...

Mathematics

In math class, my teacher has been frequently making references to what I've mentally labelled, as "imaginary numbers". Interestingly, he's...

Mathematics

I read somewhere there are a total of 9 dimensions. Can you elaborate on what these dimensions are? There is length, width, height and the fourth is...

Mathematics

Bobby King From Magnolia, AR, asks,

My son's girl friend's maternal Grandmother and paternal Grandmother both have the same birthday and year, what are the odds of this occuring?...

Mathematics

Peter Schmuecking From Roetgen nr Aachen/Germany, asks,

My son, 13 y, has found a really good idea to prove the four colour map problem without computers, but he needs support to answer a question for a...

Mathematics

Why are portable phones called cellular phones? How do they...

Mathematics

What does zero divided by zero equal? -undefined because nothing can divide by zero? -or 1 because the same thing divided by the same thing equals...