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Bomb Detecting Nanosensors | Listeria Outbreak

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Dr. Daniel Heller from MIT describes how he uses nanosensors and bee venom to detect explosives. PhD candidate Kyle Perry from Harvard gives the facts about the recent Listeria outbreak connected to cantaloupes.

Top 10 Science Stories of 2011

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From cutting edge technologies to natural disasters, the Current Science and Technology team has been keeping up with innovative research and the latest in breaking scientific news all year. We chose the 10 most interesting and important of those stories to present to you in this podcast.

Shape Shifting Proteins | New Bio-Bandage

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Dr. Jeremy England from MIT talks about his work understanding how proteins change their shape. Then Dr. Paula Hammond from MIT describes her lab's bio-bandage, a quick and effective way to stop bleeding on a battlefield.

Early Bow And Arrow Use | Making A Better Grid Battery

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Archaeologist Justin Pargeter describes current evidence for the first bows and arrows believed to have been used in South Africa over 60,000 years ago. Also, find out how we can improve our electrical power grid with storage batteries made with new nanomaterial technology.

How To Read Minds and Filter Water

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What am I thinking right now? Find out how scientists are trying to read the minds of paralyzed patients. Also, learn about new filters to purify drinking water.

Making Stuff!

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Material scientists Dr. Amy Moll and Dr. Ainissa Ramirez join us for Nova's Making Stuff Day. They talk about their own research on how to make electronics stronger, smaller and greener.

Diamonds and Light

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Dr. Marko Loncar and two of his graduate students talk about using diamonds to create optics based computers that are smaller, faster, and 'cooler' than our current computational machines.

Breathalyzer for Disease

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Researchers are developing ways to detect diseases using a breathalyzer. Many disorders- diabetes, cancer, kidney failure- cause the release of certain chemicals into the blood stream. These molecules eventually make their way into our exhaled breath, where very sensitive, specially designed nanotechnologies can detect them for disease diagnosis.

NanoDays 2012: A Nano Toolbox

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Dr. Nicola Ferralis, from the Materials Science and Engineering Department at MIT, discusses the usefulness of nanomaterials in general and about his specific research using carbon nanotubes in energy and heat storage.

NanoDays 2012: Nano Policy Possibilities

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Dr. Christopher Bosso, a political scientist from the School of Public Policy at Northeastern University, explores some of the future policy questions that may arise from the use of nanotechnology.