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Alexa Clay asks

How do scientists modify a virus so that it can be beneficial to a host cell? For example, during a...

Ian Hancock from Calgary asks

In Chemistry today, we learned that when HCl is ionized in water, the H2O becomes H3O+, because of...

Nathaniel P. Luga from Cebu City asks

What chemical or chemicals that can desolve a strong concrete structure, and what is its mixture...

George Murphy asks

An article in the National Geographic magazine describes the Big Bang event as linear in form. Does...

Ram Ajore from Delhi, INDIA asks

What are the ways in molecular biology to show confirmation of hybridization on a solid surface for...

Karl-Alexander berg brisebois from Dunham asks

Heisenberg's uncertainty principle tells you that the mass of a particle multiplied by the...

Aliahs Ahmadzai from Maple Ridge, BC asks

When you get a lighter and get a piece of metal and you turn on the lighter and put it over the...

David Keirsey asks

How did neutrinos get to be objects of such low energy? Neutrinos are supposed to have been...

Lee Ming Fei asks

Why does chalk, a cylinder, always break into three pieces when it falls, and not into two or four...

Markovic Ljiljana asks

When and how was the kaleidoscope made?

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

Why are egg & milk used as antidotes for heavy metal poisoning and what other household remedies...

Samantha from London asks

At which age do the nasal bones and the mandible complete ossification?

Derrick Smith from Jacksonville asks

In science fiction it is common to see P-P fusion, but my reading seems to indicate it is...

Tridib Das from Guwahati, Assam, India asks

Just like 1 mole of water contains Avogadros number of molecules and has the same mass as that of...

David Graveline asks

What are the most recent theories about what existed before our big bang? Have there been one or...

Donald from Halifax asks

If neutrinos have mass, as now seems to be the case, they cannot travel at the speed of light …...

Citre asks

What kind of weather is on Mercury and Saturn? Does it rain or snow on these planets?

Charcoal from the Internet asks

What makes classifying dogs in breeds different from classifying humans in races? I thought that...

Brandi asks

Can air in the pleural cavity cause the lungs to expand more fully than they normally would?

Russell J. Wells Jr. from Dearborn Hts., Mich. asks

Why is the efficiency of most all lasers limited to .1% to 30%? What are the limiting factors? What...

Karie from Toronto asks

Why do kids with blonde hair have dark brown hair when they're older? Is it the same process as...

Jonas Malmgren asks

Is the interstellar space between the galaxies completely empty? Not even a single star or a nebula?

Darrin asks

Why does an atom have neutrons and why does a specific atom have a limited amount of isotopes. For...

Atul Mulay asks

What chemical reaction takes place when you use henna to tint skin? Is it possible to extract the...

Cathy Schroeder asks

Why do batteries behave differently when kept at different temperatures? In my science project a...

Tyler Salo asks

When rockets were sent to Jupiter, did scientists get any readings? Does Jupiter have a solid...

Totoro asks

How do antiperspirant products work? Could you use one on your chest to prevent sweating?

Leo Capistrano asks

How long would a single molecule of a radioactive element last? If the half-life of U-235 reduces...

Robert Steinhaus from Castro Valley asks

Can a fast breeder reactor like the famous Candu series of Canadian designed fast reactors be...

Robert Wahl asks

Is it true that bats don't pass their food through but vomit it up while they are hanging upside...

Aaron Johnston asks

What would make it possible for a man to move through solid objects? Is it at least in theory...

Rod from canterbury asks

Is there any magnetic shielding material which is not itself attracted by a magnet?

Edward Driedger asks

How do touch lamps work? If one person touches the touch pad and someone else taps his other hand,...

David Critch asks

My grade 10 biology teacher tells us that blood comes in different shades of red (dimmer and...

Gaston Fournier asks

NASA has recently detected the presence of ice on the moon. Since the moon is surrounded by void...

Steven Hoaglund asks

Galileo said, "in a vacuum, all objects fall at the same speed." Well, I have an idea that might...

patric hedlund asks

According to my family, a comet streaked through the sky the morning one of my uncles was born. His...

peel from the Internet asks

What would happen if the nucleus of an atom contained too many or too few neutrons, or even none? ...

Trevin H. from Rocklin asks

I would like to know the chemical compostion of the venom in a yellow jacket wasp sting, the dosage...

Kim Monin from Nepean, Ontario asks

I am trying to make natural beeswax into an ivory colour. Some people say they use natural dyes. ...