Paul Hosking from Brisbane, Australia asks

We are having a debate at work that we hope you can settle. The father of one of my workmates has...

Jonathan from Brooklyn asks

I want to convert a conventional gas engine to run on hydrogen gas. How would I go about this?

Jeff from Calgary asks

I'm having a debate with a friend about the supposed benefits of filling your tires with Nitrogen...

Steve T from glade valley asks

If only one terminal of a battery is grounded to a pipe in the earth, regardless of which one...

James from Victoria asks

I've watched a few videos about sound frequencies altering the geometric pattern of molecules. Some...

Justin H from Vancouver asks

If fresh water is pressurized to 1 MPa or greater, frozen solid at this pressure, then completely...

Eman from Edmonton asks

Is there any `accessible` natural or man made material that contracts when electricity is...

Gerry Nazareno from Philippines asks

Who is the scientist to be attributed for equation or formula used in calculating engine exhaust...

Jason Liu from Fremont asks

I am a high school student and I have a question regarding piezoelectricity. I would like to know...

Ryan from Qualicum Beach asks

Why don't some countries like Canada reprocess spent uranium into plutonium?

megan-india from pembroke dock asks

Does the area of a solar cell affect the voltage produced?

Brent Secondiak from Medicine Hat asks

I am attempting to determine if the spark given off from a TASER, would be enough to light a candle...

Angel from Toronto asks

Why are biofuels becoming so big all over the world? And how would you explain to someone what...

Mary from the Internet asks

Scientists, if you had to calculate armor penetration for medieval armors, what formula would...