Answers to Science Questions

what is absolute zero?

why it is that you sometimes see two rainbows in the sky?

Does the sun affect the tides like the moon?

What causes sleep apnoea?

I'm getting less and less sleep due to back pain and recently I developed red and dry eyes - what can you...

Why don't I ever dream?

is it true that people in Switzerland get the day off if their biorhythms go off kilter?

What causes narcolepsy?

I've been diagnosed with a phase delay sleep disorder following Glandular Fever, and I've tried various ways...

why don't I get tired?

I'd like to know why the sky is blue normally, but red at sunset?

I read somewhere that if you were to follow the human embryo from conception to birth, it goes through every stage of...

what causes hydrocephalus in babies, babies with large heads?

my father had a stroke 6 years ago, I'm very interested in cell transplant treatments. How far has this treatment...

what is a stitch, what causes it and how can we deal with it?

How do whales hunt and eat prey without swallowing gallons of water?

an alternative to aspirin. I was wondering if it's safe to take it all the time?

If your eyes respond to light, then how can you see black?

What causes bad breath? I had a bad stomach and bad breath yesterday - could they be linked?

I came back from holiday and thought it would be nice to keep the suntan topped up. Although you're advised to...

why can't you tune into TV programmes on the radio?

Can you get chocolate and cocoa disorders similar to caffeine disorders?

but she works with strong magnets - could this be a factor?

I've got really bad dandruff, what can I do about that?