Just what I search for information........
www.google.ca...
www.youtube.com...
www.newscientist.com...
www.straightdope.com...
www.space.com...
www.cia.gov...
OK, that's six, but those are some of my favorite search areas.
There are many more I use, and I'd be glad to list them. These are just the ones that seem to give me what I need though.

