Question: is it true that when you want to become an engineer you must take physics and geography?

do people have similar fingerprints (1 comment)

how can one separate and collect solvent from a salt solution (1 comment)

It's a tie! (1 comment)

do mermaid exist and in which sea are they found (1 comment)

Hi, Mr Steve, - There has been roumors that the HIV virus was first discovered from a dog, is it true/ false? And if (1 comment)