YouTube - Balloons and Dyson Air Multiplier™ fans
One balloon and a couple of evenings after work - Dyson engineers show how inducement and entrainment works on the Dyson Air Multiplier fan. If you watch closely, the balloon is sucked into the airflow from behind and to the side of the fan; this is inducement and entrainment of the air. Lots of experimentation with different sized balloons and other objects produced this video. And although edit
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MIT Students Take Space Photos on $150 Budget. - CNN iReport
Two MIT students have successfully photographed the earth from space on a strikingly low budget of $148. Perhaps more significantly, they managed to accomplish this feat using components available off-the-shelf to the average layperson, opening the doors for a new generation of amateur space enthusiasts. The pair plan to launch again soon and hope that their achievements will inspire teachers and
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