Steve Rock asks

I'd like to model magnetic fields on my computer, but I can't find any software. Can you point me...

Elise asks

I have done lots of research on auroras and I understand almost every thing about them. The basic...

Shayne Paterson from Lincolnshire, UK asks

I am currently researching EMP for a essay at my college. My essay is looking at possible...

Dr. X from Cornberry asks

I have made a theoretical discovery in my studies. It concerns vibrations of frame of reference in...

Shane Harrison from England asks

I was watching a short documentary on how the Earth first came about. The part that was puzzling me...

Kiran Gupta from Singapore asks

Why does a rare earth magnet fall slowly in an aluminium tube but it falls really fast when I toss...

Willam Lockie asks

What is the protocol used to determine where each country is allowed to put its satellites to avoid...

Rehan Ahmed from Rahim yar Khan, Pakistan asks

What is vacuum ? How is it created because if we remove the air then the instrument in which we...

kumar sah from Davis Ca. asks

I want to explain to my 6 year old daughter, why the rainbow appears bent/arched in a semicircle in...

Sarah Bosquet from Issoudun asks

I'm writing a science-fiction novel and need information about black holes, gravitation and...

Linda Sanders from Catonsville MD asks

Why does my coffee flow more freely from a to-go cup when there are two holes in the lid instead of...

A F Jenks from Nelson, NZ asks

When a laser is bounced off the reflector Apollo crew placed on the moon, or any light is reflected...

Zambi Donburi from Brisbane, Australia asks

Is it true that no mass can travel at the speed of light? If this is true, as you are nearing the...

Jessica Muller from Hamilton, Canada asks

I have heard that some one discovered that the atom is actually made up of sound waves. Is there...

Kay asks

How can a star become small and dense enough to become a black hole? My understanding is that a...

John Crowe from Dublin asks

If I knew the centre of the universe and began to travel toward it, would I begin to decrease in...

Fern Marques from North Bay, Ontario asks

How can planetary angular momentum be tranferred from one body (Earth's rotation) to another...

Dallin Shaner from the Internet asks

What is the scientific explanation of why a magnet's magnetism would decrease or increase when its...

Gabby Stec from Harrisburg asks

Why, specifically, do ferrite magnets gain strength in low temperatures?

Matt from Ottawa asks

Knowing the basic functions of magnets (dipoles, domaines...) I still don't understand WHY two...

Jestin from India asks

Why rainbow is a bow?

Andrew from Friendly asks

Who was the first scientist to study light?

Ernie Epp from Kenora, ON asks

Collision of galaxie clusters. In recent news reports that I've read it has been reported...

Francis from Ottawa asks

When a ball is rotated at the end of a string in a horizontal circle (parallel to the ground) what...

Vasu from London,ON asks

Is it possible for a singularity to form outside a black hole?

Aime Roger from Halifax asks

I am quite confused with temperature scales! i would like to know the link between the degree...

M Harish from Mumbai asks

Why does a bar magnet repel when it breaks?    n====|====s

Scott Livingston from Charlottetown, Prince Edward Island asks

Looking for pictures of Tranquility base or any of the other lunar landing spots on the moon taken...

Betsy Kirk asks

What is happening when someone plays a song on wine glasses? They are filled with different...

Jessia from Ontario asks

How high in the sky would Polaris the North Star be, as seen from the North Pole?

Cristina asks

How far is the Sun from Pluto? How long does it take for sunlight to travel to Pluto?

Darren Connell from the Internet asks

We have the ability to use sound frequency to cancel out unwanted sounds, and since light is a...

Michel Lamontagne from Edmonton asks

Why does sound get through a surface like a wall better than light? If you use a curtain they both...

Wayne Boutzale asks

What are giant ice meteorites? Would it be possible for them to hit the earth?

Shagufta asks

What are cosmic rays?

Richard Hart from Victoria, BC, Canada asks

My wife asked me, "What does the sun burn and why doesn't it burn out?" I told her about helium...

Denise Atkins asks

What causes asteroids to burn up once they enter earth's atmosphere?

missy cunningham from portsmouth asks

Every time we go to our local grocery store and get a buggy that does not have a chain hanging from...

Saurabh from New Delhi asks

Gravity can produce motion in a body. Thus, it does work. But, for doing work, energy is needed....

Gary Kolling asks

What term is applied to all processes and physical measurements carried out under conditions of...