Answers to Science Questions

How come I sneeze when I stare at the sun in the morning?

On a recent trip to Sweden I noticed at the check in desk that my mobile battery was running low and was just about to...

I'm home schooling my son and we've been studying cell division. In one of the textbooks it - that...

Take a helium balloon and hold it on a piece of string inside a car. Watch what happens to the balloon when the car...

Why do cars smell like rotten eggs after a while? Is this down to catalytic converters?

Why does compressed natural gas, or methane, burn cleaner than regular fuel? It's still a hydrocarbon. Why shouldn...

I'd like to know whether it's possible to change your hair colour without chemicals, such as with gene...

I was curious about the scaremongering we're hearing about the ice caps melting and flooding everywhere. I thought...

Is there a lost formula for using water as our main fuel? Do you guys know anything about this?

Is the caloric content of food when it is stated on the packet the amount of energy given off when it's burned?...

Why is it that some people are so tolerant to alcohol whereas other people just need to get a whiff to tip them over...

I've watched astronauts go to lots of trouble trying to install solar panels onto space stations. Why haven't...

Could you please explain to me the very basics of string theory? I failed lego at school and I'm not very...

I was in Peru a while ago and saw an saw an ancient ceramic pot from the Moche culture with a very gruesome...

Did Atlantis actually exist? Also, there's supposed to be a cave in France that seems to show planets and was...

Did oil or natural petroleum deposits really come from primordial forests? With the thousands of barrels of oil taken...

If we lose gravity, what will happen? Will everything fly up in the air?

I come from Dorset and there's a hill with a pond up there. The strange thing is that it never dries out. Why is...

Can you tell me how carbon dating works?

I have some frogs in my garden and they come up to me and let me tickle them. Why is this?

Why are most plants green? Sure, it's because chlorophyll rejects green light, but why does it? The green part of...

Are there any advanced and complex multicellular animals that have chloroplasts inside their bodies or under their skin?

Can you please explain why some pinot grapes turn into great wines and some don't. Is it down to soil chemistry...

I've been hearing a lot about when you get frost on your car first thing in the morning and people saying that it...