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DeeCee from Indianapolis asks

Is there a standard formula that will convert altitude into pressure? I'm interested in altitude...

Larry King asks

How can you measure the energy of an ocean wave? Is there a reasonably simple equation that...

Rosanne Li from the Internet asks

I would like to know how the brain functions generally while sleeping, and what part electricity...

Tracy Weddell from Bakersfield, CA asks

Do neutron stars evolve further? Charts of star evolution always show the neuton star as the last...

Awot Negash from Alexandria, VA, USA asks

What is the relationship between rain intensity/rain rate and visibility? What resources can I...

Courtney from Jacksonville, NC asks

Mt.Everest has two peaks, correct? What is the height of Mt.Everest' second peak?

Rose Durose from Maple Ridge asks

I'm wondering if you could name some pros and cons of the environmental profession and what kind of...

Rowland Craig from San Antonio, Texas asks

What is the volume of breathable air on the earth? Perhaps as one atmosphere?

Gavin Dune from Australia asks

How does the sensory memory help us to hear, read and understand whole sentences? For example. when...

Mary Phipps asks

Is calcium carbonate (ground limestone) biodegradable? Will it break down during composting? I want...

Chelsea Imm from Glandorf, OH asks

Can you please tell me what the basic preservatives are in the following breads: white, wheat,...

Morgan from Ajax asks

If air is a gas, and gas explodes when heated (in an eclosed space, the atmosphere), does that mean...

Laura from Toronto asks

Why does lake water change temperature at a slower rate than the ground?

Michael Chen from Calgary asks

Is there any evidence that the Green House Effect is not caused by industral gas emissions?

Yevgeniy Perev from Staten Island asks

How much energy did the highest energy neutrino detected so far have?

H. Basran from the Internet asks

Can any plants regenerate after they are totally dried - I don't mean somatic embryogenesis: can...

Will McAbee from Pendlton asks

How does a atom split and how does it create such a big explosion? Also how can I split an atom at...

Kristi from Saskatoon asks

I would like to know how much oxygen is in our breathable air, and also if it has ever been 50%. If...

nijin from Khd asks

How did dinosaurs die? If they died due to a comet impact on the Earth there will be dust...

Sara from Antigonish, Nova Scotia asks

How does the earth stay in the same place in space?

Guy from Vancouver asks

Why did Canada pull out of the ITER fusion project, and what, if any, research is Canada...

John Mitrosky from Scarborough asks

My son is doing a herptiles of ontario project and this a missing link question: Do you think...

Alicia asks

What would be the appearance of the moon if it were in the western sky just after sunset? Why would...

Margaret Klima asks

What are the globes which, when you puts your hand close to them, display electrical energy...

Veronica Johnny from Port Hardy, BC asks

Where did Albert Einstien live?

henry from Paris asks

I heard that mountain chains (from continental collisions) could (thanks to their weight +...

Devin Steele from Pooler asks

This is an archery question. Does an arrow fly faster in the hot or cold? or... Does the hot or...

Lacci from Withernsea, Yorkshire, England asks

Many people say there are 5 senses in the body but I am arguing with my mum here that there are...

Peter Griffin from Beaufort asks

Do all antibacterial soaps kill bacteria? How do you test if they do?

Alyssandra from Oakville, Ontario asks

I was watching a program about sleep-walking and they were saying something about how dreams were...

George Z from the Internet asks

Many people add mustard to salad dressing (oil and vinegar) in order to render the two usually...

Pat Prokop from Orillia asks

Last year a friend of mine widened and deepened an existing pond on his property. A considerable...

anton from Melbourne (Australia) asks

Is blood more complex than just the four groups? How? Also, what structures allow humans to have...

Ryan Martinez asks

Why do magnets erase magnetically recorded data? Are there some generally accepted guidelines for...

Lisa Yang asks

How do split ends affect the way your hair grows? Why do people say that when you have split ends,...

Josh Blake from Mississauga, Ontario asks

I am really interested in chemistry and I was wondering where I would be able to purchase some of...

Boo from Mississauga asks

Why do some people use salt to kill weeds? What does salt do that makes the weeds die?

Nameless from Internet asks

When a baby is formed it starts out as one cell then splits and reproduces and forms perhaps...

Jennifer from Brooklyn asks

Why does uracil replace thymine in RNA?

Alexandra asks

What's a gathering of frogs called? What's a gathering of toads called?