Archive for September, 2010

The idea of an ornithopter – a machine that flies by flapping its wings like a bird – has been around for a loooong time. And people have had a lot of success building small, bird-sized versions. Like this…

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The technique known as CPR (Cardio Pulmonary Resuscitation) has saved thousands of lives since it was invented and promoted several decades ago. Millions of people have gone through training classes with the Red Cross and other organizations. But CPR is now getting a facelift, and it no longer requires formal training. It is now called Continuous Chest Compression (CCC), and you do not need to do the mouth-to-mouth part. Just watch this video…

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Screw-drive vehicles are designed to traverse terrain that traditional vehicles find unmanageable. Scott and Ben take a look at how these screw-driven vehicles work and discuss some fascinating examples, from tractors to toys, in this episode.

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Nowadays most people have heard of the scientific method, but what exactly is it? More importantly, how does it work? In the second segment of this two-part series, Robert and Allison explore the history (and application) of the scientific method.

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The modern conception of hypnosis came into vogue in the late 18th century, and it’s been the subject of much debate ever since. Does hypnosis really work? How? Josh and Chuck discuss the history, practices and feasibility of hypnotism in this episode.

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Did A Russian Scientist Really ‘Cure Aging’ or Is It Just a Fluke? – “Imagine a pill that you could take every day that would extend your by years and keep you healthy for longer. You’d probably pay a lot for such a pill. Vladimir Skulachev looks like he is getting close to selling it [...]

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You Asked:

Does the material used to make a coin have any bearing on its value? — Leong, Ipoh, Malaysia

Marshall Brain Answers…

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A while back on Stuff Mom Never Told You, Molly and I took on the question of whether a female equivalent to ‘bachelor’ existed. The word ‘bachelor’ conjures up images of suave George Clooney, the handsome, unmarried man who simply can’t be confined to the embrace of just one woman. What about pop culture’s consummate [...]

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We have talked about keeping chickens for eggs in your backyard:

How to keep chickens in your backyard and have fresh eggs every day

And worms:

How to start your own worm farm -or- how to compost your kitchen waste with worms

But what about honeybees? The reason this question came to mind is that I built a little garden in the Brain backyard, and I planted cantaloupes and pumpkins (plus some other stuff, but Trixie dug almost all of it up). Yes, I know it is ridiculously late in the season to be planting things like cantaloupe, given that frost will arrive in 3 or 4 weeks. But so what? The plants are still pretty, as you can see here…

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A few days ago, Katie wrote about the panel in which we participated at Dragon*Con with Stuff You Missed in History Class. It was a lot of fun, and I’m glad we had the chance to take part. But Jonathan and I also had the opportunity to sit down with a couple of well-respected tech journalists, Tom Merritt and Veronica Belmont, to do a very special episode of TechStuff.

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