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Which Bike Helmet Is The Best? (TEST)

– What’s the best bike helmet to wear in a sword fight? – Let’s talk about that. (alarm rings) (playful theme music) (fire blasts) Good Mythical Morning. – Bicycles, they’re a great way to get around town while also getting some exercise, being eco-conscious, and putting undo stress on your
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5 of the Worst Computer Viruses Ever

This episode of SciShow might make you a little paranoid about computer viruses and internet security. But that’s probably a good thing. When we talk about a computer virus, we usually mean any kind of code that’s designed to do harm and spread itself to more computers. They’re created by
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The future we’re building — and boring | Elon Musk

Chris Anderson: Elon, hey, welcome back to TED. It’s great to have you here. Elon Musk: Thanks for having me. CA: So, in the next half hour or so, we’re going to spend some time exploring your vision for what an exciting future might look like, which I guess makes
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FLYING PHONE SCAM EXPOSED (so I built a REAL one)

I saw this video on Twitter with over five million views and then again on YouTube with nearly 1 million views Basically, this guy modified his cellphone case with propellers to take selfies Which is awesome my only issue with it is that it’s not only fake, but it’s a
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How NASA Reinvented The Wheel – Shape Memory Alloys

This episode of Real Engineering is brought to you by the Royal Air Force and the Briggs Automotive Company, who are currently holding an engineering design competition for Young Engineers. One of the moments that will always stand out in my life is the watching the joy and excitement of
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The puzzle of motivation | Dan Pink

I need to make a confession at the outset here. A little over 20 years ago, I did something that I regret, something that I’m not particularly proud of. Something that, in many ways, I wish no one would ever know, but here I feel kind of obliged to reveal.
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How language shapes the way we think | Lera Boroditsky

So, I’ll be speaking to you using language … because I can. This is one these magical abilities that we humans have. We can transmit really complicated thoughts to one another. So what I’m doing right now is, I’m making sounds with my mouth as I’m exhaling. I’m making tones
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The Truth About Wireless Charging

This episode of Real Engineering is brought to you by Brilliant.org: a problem solving website that helps you think like an engineer. There is over four billion mobile phone users in the world, a figure that is expected to grow to five billion by the end of the decade. We’ve
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Is Your Appendix Actually Useless?

This episode was proudly made possible by the all-new 2015 Subaru Legacy. It’s not just a sedan, it’s a Subaru. The appendix is one of the human body’s greatest mysteries, but did you know it actually does serve a purpose? Hey guys, Tara here for Dnews – and as usual,
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