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Teresa Golebiewski asks

Why doesn't oil freeze? Would it freeze at -270 degrees?

Vanessa from Calgary asks

What is the history of solar ponds and what trends are expected for solar ponds in the future?

Shayne Paterson from Lincolnshire, UK asks

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

Michelle from San Jose asks

What are vinyl erasers made of?

Thomas Seltsam from Austria asks

Is glass an amorphous mass? Old glass, for example the glass found in old churches, is much thicker...

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...

David Magill from Shippensburg asks

In 1828, Friedrich Wohler, a German chemist attempted to make an inorganic salt, ammonium cyanate,...

M Harish from Mumbai asks

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

Matt from Ottawa asks

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

C.L.Bridger asks

What chemical additives can be used to increase the octane rating of unleaded gasoline?

Gabby Stec from Harrisburg asks

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

Dr. X from Cornberry asks

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

Dawn from Santa Clarita asks

Is a seed a living thing? If so, how do you prove it? Is it living before you add water?

Nabita from Montreal asks

I just wanted to know if iron levels in a plant such as siverbeet can be increased by adding iron...

aparna from Petaluma asks

Why is blood salty?

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...

Daniel Wong from Singapore asks

How do miners mine for Uranium?

Kirandeep from Ludhiana asks

Why do proteins form lather on making their solutions?

Nikhil Bhansali from New Delhi asks

Why are the lipids found in the human body mostly even numbered?

Tom Henson from Bettendorf, Iowa asks

I am doing a science project on how light affects plant growth. If you could answer my 10...

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...

Leah W. from Duluth asks

What is the smallest living thing? What is the largest living thing?

shane from doylestown asks

How do scientists type your blood? How do they find out your blood type?

erin asks

Can you explain how those bright sticks work, the ones that glow for hours with a snap and a shake?

Mauro Mavrinac from Ottawa asks

Given: a horizontal rigid tube with one end on an axis at a constant rotation. Insert a solid ball...

Karen from Ottawa, Canada asks

Why do your fingernails grow a lot faster than your toenails?

Rudolf Olivier from Gauteng, South Africa asks

Water is made up of H2O. H will burn and O2 will burn. Why does water not burn?

Holly asks

What is the difference between a dolphin and a porpoise?

Liz Morice asks

What makes the aluminum powder in an Etch-A-Sketch stick to the glass to make an image?

Willam Lockie asks

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

Anita.S asks

What is Birute Galdikas' latest book on the Orangutan Behaviour and her work?

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...

Ethan Heil from Salem, VA asks

I was reading about the tensile strength of certain fabrics, and was wondering what kind of...

John Jones asks

Why has our departmental tarantula, who lives in my office, retreated into a cardboard tube and...

tina from the Internet asks

Will pea seeds germinate slower in a liquid substace other than water? why? I am conducting an...

Edward from Mississauga, ON asks

I have a wierd thinking question regarding electricity. When we have a positive charge or a...

Abhinav from Delhi asks

Why do all planets revolve in elliptical orbits around the sun? I mean in nature there existis...

Jessia from Ontario asks

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

Kiana Stewart from Blacksburg asks

If Virginia sees a full moon in the daytime then do places like Australia see no moon at night?

Darren Connell from the Internet asks

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