Category Archives: technology

Covid from space: the humans furthest from the pandemic

Astronaut Jessica Meir’s seven-month mission on the International Space Station (expedition 62, from September 2019-April 2020) glides from the euphoria of the first days in zero gravity, to the deep pressure of the first all-female spacewalk in history, and finally … Continue reading

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The real cost of smart speakers

Alexa’s recording you. What’s she doing with it? Read Sara’s article about the privacy settings on your smart speaker: https://www.vox.com/recode/2020/12/9/…​ Correction: At 0:58​, we mistakenly suggest that every 1 in 5 American households has a smart speaker. In fact, over … Continue reading

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This Aluminium Cassette Will Give Electric Cars 1600 KM of Range

Could Aluminium-Air Batteries Be the Future of Electric Vehicles? 00:00​ – Introduction 01:18​ – How aluminium air battery works 02:17​ – Aluminium in More Detail 04:52​ – Why Aluminium-Air Batteries 08:20​ – Let’s run the numbers! 10:20​ – Downsides 12:17​ … Continue reading

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Hear the Martian wind! Perseverance rover’s first sounds captured

NASA’s Perseverance rover’s microphone captured the sound of Martian wind. — Watch the Perseverance rover land on Mars in this epic first-of-its-kind video: https://www.space.com/perseverance-ro…​

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ESA preview 2021

As the world leaves behind the strange and challenging year of 2020, we look towards 2021 with a mixture of relief and expectation. And this is the same at ESA, where we look forward to a brighter and very exciting … Continue reading

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The Brown Note: The Crappiest Sound In The World | Answers With Joe

You’ve heard the myth… A note exists that makes you evacuate your bowels. Obviously it’s not true… or is it? Acoustical weapons exist, could one make you ruin your pants? Let’s check it out.

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How civilization could destroy itself — and 4 ways we could prevent it | Nick Bostrom

Humanity is on its way to creating a “black ball”: a technological breakthrough that could destroy us all, says philosopher Nick Bostrom. In this incisive, surprisingly light-hearted conversation with Head of TED Chris Anderson, Bostrom outlines the vulnerabilities we could … Continue reading

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HOW TO LAND ON THE MOON – Smarter Every Day 250

A very special thank you to Wayne Ottinger http://www.aletro.org/​ Check out the AMAZING website by Ben Feist that synchronizes all Apollo data: https://www.apolloinrealtime.org/​ I had to find a lot of archival footage to make this video. Thanks to Devin for … Continue reading

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Earth Has Another Magnetic Field

You probably know about the geomagnetic field that protects the earth from solar storms and radiation. But precision satellites have measured ANOTHER magnetic field coming from Earth, and its signals might hold the key to searching for water on other … Continue reading

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Walter Isaacson: The History Of The Future

The history of computers is a history of competition and collaboration: Innovators have worked together, but also clashed over the place of computers in society and how they should function. Those clashes—between privacy and openness, businessmen and bohemians—continue to this … Continue reading

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