You check to see if the author has been objective
You check to see if the information is accurate
You do as many of the above as possible.
You check to see if the information is current
You confirm that the author or site an authority on the subject.
or, maybe, not
and, or, maybe
and, or, not
maybe, not
An article that only presents one point of view or omits facts is biased.
Better looking web sites are more likely to have information that is correct.
important words
content words
Boolean words
keywords
it is better to use only one word.
it is better to use as many significant words as possible
it is better to write a complete sentence.
a directory search like Yahoo
a meta search site like Dogpile
a single search engine like Google.
With so much information on the Internet you are more likely to find what you need.