Be Smart.

Joe Hanson

We give you deep answers to simple questions about science and the rest of the universe. And also dad jokes. Be Smart is hosted by Joe Hanson, PhD. He's a molecular biologist and an award-winning science communicator and journalist

  1. 17m ago

    Is Height Genetic?

    I'm tall. Here's why! Make watching our videos a habit and SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ I’m tall. Most of the people in my family are tall. Does that mean my son will be tall? Turns out the inheritance of height is a lot more complicated than we thought. Scientists know that nature (genes) and nurture (environment) both play a role, but after more than a century of questions, we’re only just now starting to get some answers REFERENCES: Fryar, C.D. et al. (2016). Anthropometric reference data for children and adults: United States, 2011–2014. National Center for Health Statistics. Vital Health Stat 3(39). NCD Risk Factor Collaboration. (2016). A century of trends in adult human height. eLife 5:e13410. Visscher, P.M. et al. (2007). Genome partitioning of genetic variation for height from 11,214 sibling pairs. American Journal of Human Genetics 81:1104–10. Zimmer, C. (2018). She has her mother’s laugh: The powers, perversions, and potential of heredity. New York: Dutton. http://bit.ly/2xi5H0M ----------- FOLLOW US: Twitter: @DrJoeHanson @okaytobesmart Instagram: @DrJoeHanson Merch: https://store.dftba.com/collections/its-okay-to-be-smart Facebook: http://www.facebook.com/itsokaytobesmart BOOKS WE’VE FEATURED: http://smart-books.tumblr.com/ ----------- It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D. Director: Joe Nicolosi Writer: Maria Ter-Mikaelian Creative Director: David Schulte Editor/animator: Matt Fultz Producers: Stephanie Noone and Amanda Fox Produced by PBS Digital Studios Music via APM Stock images from Shutterstock http://www.shutterstock.com Learn more about your ad choices. Visit megaphone.fm/adchoices

  2. 1h ago

    The Curious Physics That Makes Hurricanes So Powerful

    Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate The physics of the perfect storm… Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓ More info and sources below ↓ Learn more/references: “Divine Wind: The History and Science of Hurricanes” by Kerry Emanuel http://amzn.to/2aUY7P7 Japan’s “kamikaze” winds may have been real: http://news.nationalgeographic.com/news/2014/11/141104-kamikaze-kublai-khan-winds-typhoon-japan-invasion/ “El huracán, su mitología y sus símbolos” Fernando Ortiz http://www.worldcat.org/oclc/60338937 “Sea of Storms: A History of Hurricanes in the Greater Caribbean from Columbus to Katrina” Stuart B. Schwartz http://press.princeton.edu/titles/10324.html Emanuel, Kerry. "Tropical cyclones." Annual Review of Earth and Planetary Sciences 31.1 (2003): 75. Knutson, Thomas R., et al. "Tropical cyclones and climate change." Nature Geoscience 3.3 (2010): 157-163. “Hurricane Force” Roger Smith 2006 Phys. World 19 (6) 32 Could we nuke a hurricane? http://www.aoml.noaa.gov/hrd/tcfaq/C5c.html ---------------- It’s Okay To Be Smart is written and hosted by Joe Hanson, Ph.D. Produced by PBS Digital Studios Music via APM Stock images from SciencePhoto http://www.sciencephoto.com/ and Shutterstock http://www.shutterstock.com Learn more about your ad choices. Visit megaphone.fm/adchoices

    The Curious Physics That Makes Hurricanes So Powerful
  3. 1h ago

    How Science Specifies A Year

    PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ It's been one (tropical/sidereal/anomalous) year since I uploaded the very first It's Okay To Be Smart. Here's everything that's happened since! Thank you to everyone who's helped make this possible, and for letting me have the best job in the world. More: CGP Grey - What is a leap year? http://www.youtube.com/watch?v=xX96xng7sAE MinutePhysics - What are years? http://www.youtube.com/watch?v=53glKEPzElA Bad Astronomy - http://blogs.discovermagazine.com/badastronomy/2011/01/01/happy-new-year-again/#.UtbGr2RDtVM Check out the highlights of my arm wrestling match with Derek from Veritasium courtesy of Hank Green (cameos from Mike Rugnetta and Emily Eifler): https://twitter.com/hankgreen/status/388553085653901312 Joe Hanson - Host and writer Joe Nicolosi - Director Amanda Fox - Producer, Spotzen Inc Kate Eads - Associate Producer Katie Graham - Director of Photography Andrew Matthews - Editor and motion graphics Produced for PBS Digital Studios ----------- Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/​ Learn more about your ad choices. Visit megaphone.fm/adchoices

    How Science Specifies A Year
  4. 1h ago

    How Your Body Understands Left From Right

    PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ Why are our bodies so symmetrical, but our guts aren't? This is part 3 of 3 in my series about how our bodies evolved to look like they do. Check out the others: Part 1 - Why your brain is in your head https://www.youtube.com/watch?v=qdNE4WygyAk Part 2 - Consider the upside-down lobster https://www.youtube.com/watch?v=QYbJqYVtRyA More info: Left-Right asymmetry in embryonic development: http://www.ncbi.nlm.nih.gov/pubmed/15582774 Development of the asymmetric human: http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=331635&fileId=S1062798705000682 Role of cilia and fluid flow: http://www.ncbi.nlm.nih.gov/pubmed/24091059 Situs inversus: http://en.wikipedia.org/wiki/Situs_inversus http://www.nytimes.com/2013/06/04/science/growing-left-growing-right-how-a-body-breaks-symmetry.html Joe Hanson - Host and writer Joe Nicolosi - Director Amanda Fox - Producer, Spotzen IncKate Eads - Associate Producer Katie Graham - Director of Photography Post Producer - Stephanie Noone Editing/Motion Graphics - Arts+Labor, Austin, TX John Knudsen - Gaffer Music: "Ouroboros" by Kevin MacLeod Stock images via Shutterstock Produced by PBS Digital Studios: http://www.youtube.com/user/pbsdigitalstudios ----------- Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/ Learn more about your ad choices. Visit megaphone.fm/adchoices

    How Your Body Understands Left From Right
  5. 2h ago

    How Poop Shapes the World

    Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Nature is truly the ultimate recycler… Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Waste not, want not… right? Poop, in all of its various forms throughout nature, shapes the world in ways you might not imagine. One creature’s waste is another’s fuel, and all over nature these leftovers help new life spring up. Here’s how whales, birds, worms, bats, and more help the world breathe clean, thanks to their poop. Thanks to the following for their expert info: Dr. Richard Kirby (@PlanktonPundit) David Moscato (@DMos150) Dr. Cullen Geiselman Dr. Winifred Frick (@frickwinifred) Watch our old video: The Ghosts of Evolution https://www.youtube.com/watch?v=ZWW5OuxlKec ----------- READ MORE: Ghosts of Evolution by Connie Barlow http://amzn.to/2wfQFLX How whale poop helps feed the ocean: https://theconversation.com/bottoms-up-how-whale-poop-helps-feed-the-ocean-27913 ----------- FOLLOW US: Merch: https://store.dftba.com/collections/its-okay-to-be-smart Facebook: http://www.facebook.com/itsokaytobesmart Twitter: @okaytobesmart @DrJoeHanson Tumblr: http://www.itsokaytobesmart.com Instagram: @DrJoeHanson Snapchat: YoDrJoe ----------- It’s Okay To Be Smart is hosted by Joe Hanson, Ph.D. Director: Joe Nicolosi Writer: Sarah Keartes Editor/animator: David Schulte Producer: Stephanie Noone and Amanda Fox Produced by PBS Digital Studios Music via APM Stock images from Shutterstock http://www.shutterstock.com Learn more about your ad choices. Visit megaphone.fm/adchoices

  6. 2h ago

    Ask Joe Matters #3

    PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ You have questions, I have answers. SUBSCRIBE, it's FREE! http://bit.ly/iotbs_sub Sequencing the banana genome: http://news.discovery.com/earth/plants/banana-genome-120711.htm Reddit's r/ELI5 on "sympathetic vomiting": http://www.reddit.com/r/explainlikeimfive/comments/1fbwpy/ Chances we had more than one common ancestor: http://news.discovery.com/animals/dinosaurs/life-single-common-ancestor.htm Greenland fossil microbes: http://www.nature.com/ngeo/journal/v7/n1/full/ngeo2025.html Australia fossil microbes: http://online.liebertpub.com/doi/abs/10.1089/ast.2013.1030 Ed Yong's awesome article about the origin of the mitochondria: http://nautil.us/issue/10/mergers--acquisitions/the-unique-merger-that-made-you-and-ewe-and-yew History of "c" as the speed of light: http://math.ucr.edu/home/baez/physics/Relativity/SpeedOfLight/c.html Ask Joe #1: http://www.youtube.com/watch?v=wkSpmTvCRJA Ask Joe #2: https://www.youtube.com/watch?v=TJvWQMt95A8 Joe Hanson - Host and writer Joe Nicolosi - Director Amanda Fox - Producer, Spotzen IncKate Eads - Associate Producer Katie Graham - Director of Photography Andrew Matthews - Editor and motion graphics John Knudsen - Gaffer Produced for PBS Digital Studios ----------- Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/ Learn more about your ad choices. Visit megaphone.fm/adchoices

    Ask Joe Matters #3

Ratings & Reviews

5
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2 Ratings

About

We give you deep answers to simple questions about science and the rest of the universe. And also dad jokes. Be Smart is hosted by Joe Hanson, PhD. He's a molecular biologist and an award-winning science communicator and journalist

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