
I love this story of how farm animals are being used to keep the grasses and weeds around Chicago O'hare Airport in check because of its simplicity. Nature is full of solutions like these to modern problems, but too often we try to create technology to solve our challenges instead of turning to clever ideas like this.

The ingeniously titled "Pavlock" is a new wearable device that apparently can help you avoid overeating by administering a mild shock when it detects that you may be eating more than you really need to. Apparently the device can help you reduce the time you spend on the internet, watching television, or playing video games as well.
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