Questions and answers on the sharper edges of Science
Everyone who's just curious about science - up to the top expert on nuclear fusion - will find something here! Hundreds of the most interesting science questions are answered and are split into 3 categories: Light, Physics and Sound.
What weird and cool effects occur when two gigantic mirrors face each other?
What happens to water if you compress it more and more and more... (It can't just disappear)?
What's the temperature of a candle flame?
Can liquid diamond be made and if so, what temperature would be needed?
What on earth would liquid diamond or gold taste like if it was cool enough to drink? All of these questions and hundreds more will be answered!
As this is an ongoing project, gradually, more and more questions are
being answered - so if you have any of the missing
answers to some of the questions, or if there's an
answer you can clarify further (amusing anecdotes
are welcome) then don't hesitate to contact me.
Finally, if you're searching for an answer to a specific question you have in mind,
then visit the sites dedicated to Q+A at the end of this page.
This symbol means that the question is difficult to find out in practise. However, through lateral thinking and common sense, an answer is possible.
This symbol means that the question is nigh-on impossible to verify by experiment alone. However, through lateral thinking and common sense, an answer is possible.
This symbol means that the question is delving into the theoretical realm and is once again difficult to test. The answer/s are possibly right - but not guaranteed!
The ultimate! Questions with this symbol push the boundaries of theoretical knowledge - and are nigh on impossible to verify by experiment. Any answers are based on our current understanding of the universe - and thus are subject to error.
Currently the following people have contributed to the answers. Special thanks go to:
Victor Epitropou - Homepage
Alastair Robinson - Homepage
Miriam English - Homepage
How many light bulbs would you need to have it as bright indoors as outdoors?
Why are there 12 notes to the musical scale?
Is there a limit to how sweet or sour something can taste?
How many unique pictures could you ever see?
Is there any way to scientifically prove that people have a 'soul'?
A cool Q+A section - for all those 'small mysteries of everyday life'. The site itself is very comprehensive too, with up to date science news and much more.
Another Q+A site with thousands of questions and a neat search feature. This is also the site responsible for the free telephone service - 'Science Line'.
Yet another brilliant site dedicated to answering all your questions about science. This one contains over 25,000 questions, a comprehensive search feature and a forum-style approach to the answers.