Answers to Science Questions

Why are some planets surrounded by rings and not encased in a sphere of debris? Shouldn't gravitational pull act...

How does a lie detector work?

What is global dimming?

Is there any life at the bottom of deep ocean trenches?

Why do bubbles of gas form on the sides of the bath or glass while or after you have run the water?

Are there any immediate effects of sun spots on the weather, such as when solar bursts occur? What about long term...

You can predict the weather months in advance, but sometimes the weather forecasters don't even get it right next...

We're having a nasty dust storm at the moment, which brings me to my question: What causes wind gusts?

How does the weather affect weaker ocean currents?

On many different occasions, I've noticed that in a thunder storm the lightning can be pastel blue or yellow or...

On Tuesday morning, the BBC website five day forecast predicted that there would be rain. On Tuesday afternoon, the...

Why does a round pizza come in a square box?

What are the islets of Langerhans? Why are these areas more richly supplied with blood vessels?

How does meningitis affect the brain? I had it when I was younger and I think it might have affected my ability to...

We all know that music can affect mood. Why does it change our mood?

Why is it that when you pinch the excess skin on your elbow you don't feel the pain even if you pinch really quite...

Why is it if you see somebody get punched in the nose, you go ouch?

Is there any way we can minimise brainwashing?

In your Christmas special you talked about why you can't tickle yourself because the brain switches it off while...

With the ever increasing shortage of water in reservoirs, why can't we purify seawater to overcome the problem?

How many satellites are currently circling the Earth?

How do 3D glasses work, and if you need these 3D glasses to appreciate the effect at the end, how do they produce them...

Which way does the Earth travel around the sun and is the sun spinning and moving too?

What makes the Earth spin and will it ever stop?