2. Date of birth 1948. Karl is still alive today He was born in Sweden. Karl wrote 31 books about science. Some of his books have made national TV programs such as science week

3. Karl wrote 31 books. Karl is known as a author and a science commentator. Karls blog address http://www.drkarl.com/blog/karls-blog

4. Web address:http://en.wikipedia.org/wiki/Karl_Kruszelnicki Title of page:Karl Kruszelnicki Who put the information there? Wikipedia How reliable do you think the source of information is? Very Reliable Reason for reliability rating: I got most the information I needed from the site How current is the information?Recent Is the site regularly updated?Monthly What is the purpose of the site?Public Is there any evidence of bias in the information?No Outline any bias you find: Confidence in accuracy and reliability:Confident

5. Web address:http://sydney.edu.au/science/outreach/visits/karl.shtml Title of page:Dr Karl Kruszelnicki Who put the information there? Sydney university science faculty How reliable do you think the source of information is? Reliable Reason for reliability rating: It had information that wiki didn't How current is the information?Recent Is the site regularly updated?Monthly What is the purpose of the site?Public Is there any evidence of bias in the information?No Outline any bias you find: Confidence in accuracy and reliability:Confident