Top 10 Tech Stories This Week: Bio-bots, greener gadget rankings, tablet buying-guide, and more!

Top 10 In Tech

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credit: TreeHugger

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This week, we have scores in from Greenpeace's guide to greener electronics, we take a look at the pros and cons of top tablet devices on the market, have fun with a DIY project to cool down your laptop, learn about a bio-bot that uses rat heart cells to move, and more!

Click through the slides to check out the top stories from this week.