Harrison from the Internet asks

Why does decaying food cause gas? I have been trying to find resources but can't find any could you...

tina from the Internet asks

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

Ava Gabourel from New York asks

Who discovered High Blood Pressure and what year?

Karen from Ottawa, Canada asks

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

Holly asks

What is the difference between a dolphin and a porpoise?

Pierce H. asks

Does mercury in its gas form act the same way as air - I mean if heated, does it rise?

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...

özgür o?uz from Yata?an/Mu?la asks

How can an ant hold up a weight which is 50 times more heavy than ant's own weight?

Aime Roger from Halifax asks

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

Loubelle I. Depita from Koronadal City, South Cotabato, Philippines asks

Why does Nitric Acid stain the human skin yellow?

Matt from Pickering asks

How are genes located? For instance, Lap-Chee Tsui and his team of geneticists located the...

Cristina asks

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

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...

Jestin from India asks

Why rainbow is a bow?

James from Hamilton asks

If 'O' (oxygen) is an element and CO2 is a compund...what is O2, or Cl2?

Sherri from Baltimore asks

Does Henna (a plant based hair dye) contain any aluminum in its substances?

Loubelle I. Depita from Koronadal City, South Cotabato, Philippines asks

Why is sterilizing & using alcohol effective against microorganism?

Daniel from Singapore asks

Is there such thing as an Ice Bullet? A bullet that melts into the target so that there will be...

Roman Tanisis from Coquitlam, BC asks

Hi was always wondering if it is ok to use a higher voltage power supply for a lower voltage...

Avishan from the Internet asks

Why is the strawberry in yogurt flavored strawberry sometimes brown or reddish brown? Is it a...

Michel asks

If Humans and Apes are related, why aren't we able to reproduce together?

Courtney asks

How do mirrors work? What makes them reflect?

The Tucker Family from Hamilton asks

How many people have ever lived on earth? We have found data giving the population at differen...

Denise Atkins asks

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

samantha from Sarnia asks

Is it true that only female bees can sting you? And if it is, why is that?

Andrew from Friendly asks

Who was the first scientist to study light?

Sue from Mississauga,On. Canada asks

What is the chemical composition of soya margarine?

Dave from the Internet asks

Hi, I am looking for a procedure that I can use for a science investigation. We are testing water...

Asli Tamer asks

How do bacteria use rhodopsin to create energy?

Bonita asks

I lost my sense of smell after a fall from a horse 5 years ago. The back of my head hit the...

Amelia Singh from scarborough asks

How are rocks made? What are the different kinds of rocks?

Shagufta asks

What are cosmic rays?

Sara asks

If the first dimension is length, the second is width, and the third is depth/height, what's the...

Ahmad asks

What are neutrinos and positrons?

Lola from the Internet asks

I am doing a science fair project about if temperature affects the digestion of protein or not. To...

Dixie from Los Angeles asks

What is a simple way to explain miscible and immiscible liquids?

Gary John Walsh asks

What is a blue moon? When will the next one be? Are there ever two in the same year?

Jim from Yorkton asks

Why does ice make pop fizz? Shouldn't it fizz less since the gas is being cooled?

John Douglass asks

Hexane seeps out of the ground at old sites of underground gasoline storage tanks. Can I smell...

Shaun Carney from the Internet asks

What keeps electrons from eventually falling into the nucleus of an atom if they are attracted by...