If you think 100 dB is twice as big as 50 dB, you’re wrong. — it’s much, much louder. That’s because decibels are essentially a logarithmic scale. this means that, a sound at 20 dB is 10 times more intense than a sound at 10 dB. 30 dB is 100 times more intense than a
Check out the new Space Time Merch Store! https://pbsspacetime.com/ Support Space Time on Patreon https://www.patreon.com/pbsspacetime Astronomers are the worst at naming things. Dark energy AND dark matter? Who can remember which is which. But perhaps one astronomer has just fixed it, with a theory that says perhaps actually they are they same stuff. Space Time
NEW YORK ― Megan Mishkin was drawing a still-life in art class when she heard her name called over the loudspeaker. She packed up her belongings and headed to the main office, where the school secretary was waiting for her. “Everything is going to be OK, sweetie,” the secretary told the 16-year-old high school sophomore
Tyler Cracraft Contributor Tyler Cracraft is an electronic engineer turned solution architect at Advantech who has more than a decade of experience working in the electronics technology industry. If you’re a business owner or investor and are wondering about the long-term impacts of the COVID-19 pandemic on the business world, you’re not alone. Today’s business
Archimedes’s famous Cattle Problem had a truly epic solution. Featuring Alex Bellos. More links & stuff in full description below ↓↓↓ Alex Bellos: http://www.alexbellos.com More Alex videos on Numberphile: http://bit.ly/Bellos_Playlist So You Think You’ve Got Problems by Alex Bellos Amazon: https://amzn.to/2KR9Get Signed copies via MathsGear:http://bit.ly/BellosProblemsSigned More Alex books: https://amzn.to/2KQTc5Y The Cattle Problem by AH Bell:
Elementary school teacher Amy Nichole Grady defeated West Virginia state Senate President Mitch Carmichael in a Republican primary Tuesday night, another victory for educators who have scored election wins nationwide in the wake of mass teacher strikes and protests that have broken out over the last two years. Grady was inspired to run for office
Twitch: http://twitch.tv/jakeroper Curiosity Box: https://www.curiositybox.com/ Read “The Dictionary of Misinformation” for free: https://archive.org/details/dictionaryofmisi00burn_0 Twitter: http://twitter.com/jakerawr Instagram: http://instagr.am/jakerawr
Thanks for watching, and subscribe for new videos every weekday! Subscribe: http://bit.ly/SubToMattSantoro | Podcast: http://bit.ly/SubToMSPodcast Catch up on my latest uploads! https://youtube.com/playlist?list=PLe7K6kDBf74EgSlmhy6Wavip716_-JRPG&playnext=1&index=2 Watch more: Creepy, Scary, and Chilling Topics! https://youtube.com/playlist?list=PLe7K6kDBf74HK4A_zHEB-aQLNEErSikq5&playnext=1&index=2 50 Amazing Facts to Blow Your Mind! https://youtube.com/playlist?list=PLe7K6kDBf74Hp_q_-bs6g5Ulju0Lp__Ss&playnext=1&index=2 Mysterious, Cryptic, and Mystical Topics! https://youtube.com/playlist?list=PLe7K6kDBf74F_S6Jt4inbGZM6kfZ4Y2ar&playnext=1&index=2 Fascinating, Amazing, and Funny Topics! https://youtube.com/playlist?list=PLe7K6kDBf74GbkIhmSYCfb0Ctc1sl8-v5&playnext=1&index=2 All-Time Most Popular Videos! https://youtube.com/playlist?list=PLe7K6kDBf74GcJABXEUfqDHSIlBojZZQO&playnext=1&index=2
A weekly show where knowledge junkies get their fix of trivia-tastic information. This week, Mike looks at some (very) weird apps for your phone. Like Mike and want more? Check him out at: https://www.youtube.com/user/pbsideachannel http://www.infiniteguest.org/reasonably-sound/ Mental Floss Video on Twitter: http://www.twitter.com/mf_video Select Images and Footage provided by Shutterstock: www.shutterstock.com —- Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook:
On October 1, 1957, thalidomide was introduced as a new morning sickness cure. Everything seemed great until later the next year, when thousands of infants were born with severe birth defects. We’re conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ———- Support SciShow by
View full lesson: http://ed.ted.com/lessons/the-myth-of-icarus-and-daedalus-amy-adkins In mythological ancient Greece, Icarus flew above Crete on wings made from wax and feathers, defying the laws of man and nature. To witnesses on the ground, he looked like a god, and he felt like one too. But, in his society, the line that separated god from man was absolute,
Never miss a talk! SUBSCRIBE to the TEDx channel: http://bit.ly/1FAg8hB Josh Kaufman is the author of the #1 international bestseller, ‘The Personal MBA: Master the Art of Business’, as well as the upcoming book ‘The First 20 Hours: Mastering the Toughest Part of Learning Anything.’ Josh specializes in teaching people from all walks of life
Jia Jiang adventures boldly into a territory so many of us fear: rejection. By seeking out rejection for 100 days — from asking a stranger to borrow $100 to requesting a “burger refill” at a restaurant — Jiang desensitized himself to the pain and shame that rejection often brings and, in the process, discovered that
Do you ever struggle with long nights? Do you feel waking up in a drowsy mood? even after getting at least 7-8 hours of sleep? according to estimates, over 50 million Americans suffer from occasional or chronic sleeping problems. So what is the cause? :Subscribe: http://goo.gl/dgHQSp #sciencetoday ============================== ►Follow ScienceToday here: * Facebook: https://goo.gl/2dSG31 ==============================
Does the internet actually inhibit, rather than encourage democracy? In this RSA Animate adapted from a talk given in 2009, Evgeny Morozov presents an alternative take on ‘cyber-utopianism’ – the seductive idea that the internet plays a largely emancipatory role in global politics. This RSA Animate was taken from a lecture given as part of
Coronavirus has changed everything. Make sense of it all with the Waugh Zone, our evening politics briefing. Sign up now. Boris Johnson has ditched his plan for all English primary pupils to go back to school before the summer, the government has confirmed. The prime minister announced last month his “ambition” for every year group to
What was the first undecidable problem? Professor Brailsford takes us on a computerphile tangent & gives us his angle on a pre-computer example of undecidability. Note from Professor Brailsford: a couple of corrections for this film: 1/ “… early 18th Century” for Gauss should be ” … early 19th century” 2/ “… 100 years ago”
What happens when you keep building a skyscraper higher and higher? You may run into some problems with the laws physics. The higher you build, the faster the top of the building moves around the earth, and you end up with strong centrifugal forces. What could possibly go wrong? Subscribe to Physics Girl for more
Get the latest on coronavirus. Sign up to the Daily Brief for news, explainers, how-tos, opinion and more. Youngsters are begging to return to school to escape the nightmare of domestic abuse as figures reveal calls to helplines have soared to an average of one an hour. The National Society for the Prevention of Cruelty
As schools stay closed and summer camp seems more like a germscape than an escape, students are staying at home for the foreseeable future and have shifted learning to their living rooms. Now, Norwegian educational gaming company Kahoot — the popular platform with 1.3 billion active users and over 100 million games (most created by
Watch my newest video, “The Problem Newton Got Wrong”: https://youtu.be/RFlTawWwLZc Vsauce2 Merch: https://represent.com/store/vsauce2 INSTAGRAM: http://instagram.com/kevlieber *** CLICK “SHOW MORE” FOR LINKS TO EVERYTHING *** Sharp’s Cutting Board Tablet (0:00) https://vimeo.com/74730839 Bench Concept Remembers Your Thoughts (0:05) IBM Blood Computer (0:26) http://www.bbc.co.uk/news/science-environment-24571219 NueroCam Reads Brainwaves (0:52) http://www.diginfo.tv/v/13-0083-r-en.php Smog Vacuum Concept (1:20) Galloping Dung Beetle (1:43) Interactive
http://www.abc.net.au/catalyst/team/default.htm I have been working with Catalyst on ABC1 to bring some Veritasium to Australian TV. In this segment I ask why astronauts in the space station are weightless. The most common answer is because there is no gravity in space. But of course there is gravity in space, especially where the space station is
With trillions of dollars being printed around the world, it’s time we take a look into how money is created. (I had to cut the comedy section at the end) — About ColdFusion — ColdFusion is an Australian based online media company independently run by Dagogo Altraide since 2009. If you enjoy my content, please
Thanks for watching, and subscribe for new videos every weekday! Subscribe: http://bit.ly/SubToMattSantoro | Podcast: http://bit.ly/SubToMSPodcast Catch up on my latest uploads! https://youtube.com/playlist?list=PLe7K6kDBf74EgSlmhy6Wavip716_-JRPG&playnext=1&index=2 Watch more: Creepy, Scary, and Chilling Topics! https://youtube.com/playlist?list=PLe7K6kDBf74HK4A_zHEB-aQLNEErSikq5&playnext=1&index=2 50 Amazing Facts to Blow Your Mind! https://youtube.com/playlist?list=PLe7K6kDBf74Hp_q_-bs6g5Ulju0Lp__Ss&playnext=1&index=2 Mysterious, Cryptic, and Mystical Topics! https://youtube.com/playlist?list=PLe7K6kDBf74F_S6Jt4inbGZM6kfZ4Y2ar&playnext=1&index=2 Fascinating, Amazing, and Funny Topics! https://youtube.com/playlist?list=PLe7K6kDBf74GbkIhmSYCfb0Ctc1sl8-v5&playnext=1&index=2 All-Time Most Popular Videos! https://youtube.com/playlist?list=PLe7K6kDBf74GcJABXEUfqDHSIlBojZZQO&playnext=1&index=2
A weekly show where we endeavor to answer one of your big questions. This week, Leovigildo Santos asks, “Why do bees die after they sting you?” — Mental Floss Video on Twitter: http://www.twitter.com/mf_video Select Images and Footage provided by Shutterstock: www.shutterstock.com Want more of Craig? https://www.youtube.com/wheezywaiter https://www.youtube.com/thegoodstuff —- Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: http://www.facebook.com/mentalflossma… Store:
In the Pacific Ocean, there lives a fish that’s . . . a little different. Hank tells you all about the Pacific barreleye fish! Hosted by: Hank Green ——————————- Messages from our Subbable subscribers: “Seeking the expansion of the mentals for always.” – Michael “I wish I’d gotten the lab coat.” – Cassandra Baker Lee
View full lesson: http://ed.ted.com/lessons/why-do-blood-types-matter-natalie-s-hodge It’s often said that despite humanity’s many conflicts, we all bleed the same blood. It’s a nice thought, but not quite accurate. In fact, our blood comes in a few different varieties. Natalie S. Hodge defines the four major blood types and sheds light on why some bloods can mix while
As he stared at the end of his life when diagnosed with cancer, Jonathan was hit with the fact he was not the man he thought he was – He had become the kind of man he would not want to be near. Two remarkable people appeared and taught him life’s greatest lessons, and in
As a child growing up in North Korea, Hyeonseo Lee thought her country was “the best on the planet.” It wasn’t until the famine of the 90s that she began to wonder. She escaped the country at 14, to begin a life in hiding, as a refugee in China. Hers is a harrowing, personal tale
Despite a long border with China and a population of 97 million people. Vietnam has recorded only just over 300 cases of Covid-19 and not a single death. Why they can do that? That is ‘Extreme but sensible’ measures :Subscribe: http://goo.gl/dgHQSp #sciencetoday ============================== ►Follow ScienceToday here: * Facebook: https://goo.gl/2dSG31 If you have any issues with
What does it take to come up with a new idea? In this beautifully illustrated RSA Short, award-winning mathematician Cédric Villani reveals the seven key ingredients that come together to create breakthrough moments in human knowledge and innovation. Watch the full talk (RSA Replay): https://youtu.be/iEWvTt1EFWs. Watch the edited talk (RSA Spotlight): https://youtu.be/z9-y12Q5YxA Voice: Cedric Villani
Thanks to Manoj and Katlego for the suggestion! Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address in video). I consider all ideas though can’t always reply! Like many YouTubers I use popular software to prepare my videos. You can search for animation software tutorials on YouTube to learn how to make videos. Be prepared–animation is
If you’re a teacher who has been relying on Apple’s iTunes U platform to digitally share your courses with the world, it’s time to shift to something new. After a few years of letting it mostly stagnate (the last update with anything but “stability improvements” was in 2017), Apple has quietly disclosed that iTunes U
Want a free Audio Book?: http://bit.ly/AudibleSED A special thanks to our Moms for keeping the kids! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GET SMARTER SECTION: Science Alert brought me to Australia for National Science Week. Check them out if you want to. https://www.facebook.com/ScienceAlert I held back the coolest stuff from this video. Smarter Every Day is about to go on
Jennifer Wright explains how the color pink became associated with girls. Racked article: http://www.racked.com/2015/3/20/8260341/pink-color-history Subscribe to our channel! http://goo.gl/0bsAjO Vox.com is a news website that helps you cut through the noise and understand what’s really driving the events in the headlines. Check out http://www.vox.com to get up to speed on everything from Kurdistan to the
A weekly show where knowledge junkies get their fix of trivia-tastic information. We promised you he’d still be here — Welcome Elliott Morgan back to the List Show! This week, Elliott discusses the fascinating life of Bob Ross. Subscribe for new episodes of mental_floss every Wednesday! Fall asleep to Bob’s voice: https://www.youtube.com/user/BobRossInc —- WE’RE ON
Why do cats love to hang out in boxes so much? It has something to do with being stone cold predators. And, a little anxiety. Hosted by: Michael Aranda ———- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ———- Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them!
https://shop.kurzgesagt.org/ We have a bunch of new stuff, from the long requested bacteriophage infographic poster to a new Optimistic Nihilism poster that lets you enjoy some existential dread in style. Or join us in our ant obsession and get the new Ant Explorer Notebook, with beautiful infographics and facts about ants and gold lettering on
The “Laws of Attraction” are real; inasmuch, there is a Divine Component. Connecting Personality Type to The Laws of Attraction positions you for immediate manifestation of your desires while unleashing your preordained purpose. Your Creator gave you a unique Personality Type for a reason. There are many words that describe Dr. D Ivan Young, but
How do creative people come up with great ideas? Organizational psychologist Adam Grant studies “originals”: thinkers who dream up new ideas and take action to put them into the world. In this talk, learn three unexpected habits of originals — including embracing failure. “The greatest originals are the ones who fail the most, because they’re
Unlike most sectors, edtech has been booming over the last few months. Flashcards startup Quizlet is now a unicorn, digital textbook company Top Hat is finding unprecedented surges in usage and student success business Edsights raised nearly $2 million from high-profile investors, all from inbound interest. Investors are so confident that homeschooling might become a
Just who chose Computer Science before it existed as an academic subject? Emeritus Professor David Brailsford talks about how he started as a computer scientist. To be continued in further videos…. http://www.facebook.com/computerphile Tweets by computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: http://bit.ly/nottscomputer Computerphile is a
Like many working parents, Vlada Lotkina, the founder and CEO of ClassTag, wanted to be more involved in her daughter’s preschool education. A paper notice about an upcoming field trip, squeezed between messy folders in a backpack, begged for smart technology around parent-teacher communication, she recalls. Lotkina turned to other parents in the preschool class
For more info, please see http://www.physics.usyd.edu.au/~cross In baseball and cricket the best pitchers and bowlers know how to make the ball move due to the effects of aerodynamics. If one side of the ball is rough, the ball swings towards that side because turbulent air ‘clings’ to that side of the ball and is deflected.
Tweet this — http://bit.ly/YT-EDU-BTS Post to FB — http://on.fb.me/TJepdr Blast simulation created by Mr. Dupont: http://bit.ly/BottleBlastAnalysis The YouTube EDU Summit was an awesome summit at YouTube Headquarters where a bunch of us got together and tried to figure out what’s working and what isn’t in terms of online education. Personally, I enjoyed meeting new people