I have a number of science experiments you can do with full explanations. Look at my profile for some examples. You can also look at this article under current science topics for some good ideas of things in the news: http://hubpages.com/academia/100-Current-Events-Re... Scroll down to the end section about "Science and Technology." That article also includes some links to research articles and sources that can help you. For a couple of quick ideas, try the following:
Is looking at your own DNA through a service ( 23 and Me, Gene by Gene, DNA Ancestry, deCODE Genetics or Gene Planet) a good idea?
Which DNA testing service is the best?
How will DNA sequencing change health care?