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what age do you start getting pubic hairs?
is it possible not to go though puberty?
what’s world’s most dangerous disease?
how much burgers or hot dogs can you eat before you have a stroke or heart attack?
how can get diabeties, is it eating unhealthy, or other reasons?
What do you like best about science?
Why do we have dreams?
What are these DVD's going to be about?
How long will it take for the sea animals in oceans to be in danger because of ocean acidification?
how does something get its colour