LIGO detects gravitational waves — announcement at press conference (part 1)

LIGO detects gravitational waves — announcement at press conference  (part 1)

Dr. France Córdova, Director, National Science Foundation Good morning. Welcome to our distinguished visitors, members of the press, NSF staff, and National Science Board members, represented by Dr. Maria Zuber of MIT. Scientists from the LIGO, Virgo, and GEO scientific collaborations, members of the Caltech and MIT communities, and all our guests. I specifically want […]

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Why Some AM Radio Stations Don’t Work at Night

Why Some AM Radio Stations Don’t Work at Night

This video was made possible by Brilliant.org. Learn how to think with Brilliant for 20% off by being one of the first 200 people to sign up over at brilliant.org/HAI. For all you hip millennial AM radio listeners, you may have noticed something. A lot of AM radio stations shut down at night and a […]

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Who Really Invented the Radio?

Who Really Invented the Radio?

♪ INTRO ♪ There are probably lots of things in your life that use radio waves, like your car and your cell phone. And there are radio waves passing through you all the time. For something that we use so much, you’d think we’d know who invented it. But the story behind the invention of […]

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How fractals can help you understand the universe | BBC Ideas

How fractals can help you understand the universe | BBC Ideas

What do galaxies, cloud formations, your nervous system, mountain ranges and coastlines all have in common? They all contain never ending patterns known as fractals. A classic example of a fractal in nature is broccoli – in that the whole stalk is a similar version of one of its branches. So cut off one piece […]

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Viewing extreme events through social media

Viewing extreme events through social media

We are creating digital data all the time. Via social media, we are generating evidence of everything we see and hear. But when an emergency or terrorist attack strikes, the mass of information produced is confusing, complicated and misleading. Messages are sent so quickly that it is hard to know what is going on, Yet […]

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The Edge of Science | Official Trailer

The Edge of Science | Official Trailer

I’m about to try and do something, that I’ve always dreamt of, but never thought would be possible. Levitate. [Music] Personal question, but have you ever levitated? No, not levitated. We’re looking for raised up, off the ground, without moving parts, without mechanical support. Can we do it? I don’t know really. Gonna find out […]

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5 Latin phrases that are still meaningful today | BBC Ideas

5 Latin phrases that are still meaningful today | BBC Ideas

There are good reasons you see so many people with Latin tattoos. For a start, Latin is a highly economical language – you can say a lot in just a handful of words. Another reason is that Latin literature is full of timeless truisms. Observations made over 2,000 years ago are often as applicable to […]

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The real reason there’s no cure for your cold | BBC Ideas

The real reason there’s no cure for your cold | BBC Ideas

You’d think there should be a cure for the common cold. Scientists have been working on cold viruses for over 70 years, but they’ve never found an effective cure. The cold is the world’s most prevalent infectious disease, adults get between two and four colds a year and children get way, way more. So this […]

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‘Women are incomplete men’ and other absurd ancient beliefs | BBC Ideas

‘Women are incomplete men’ and other absurd ancient beliefs | BBC Ideas

The Greeks and Romans gave us so much that it’s little wonder we continue to sing their praises as great inventors, artists and writers. But not everything they thought has stood the test of time. Here are five of their most absurd pieces of wisdom. Number one… “If a woman says no she means yes.” […]

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