Curiosity Weekly - Discovery

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Extinct Super Sharks, Mysterious Die Offs, Stopping Attacks Jul 29, 2022

Show notes

Today, you’ll learn about a new project trying to keep humans and sharks separate and safe, how all sharks almost mysteriously went extinct 19 million years ago, and how great white sharks may have contributed to the extinction of a shark twice its size!

Boundaries between sharks and humans.

"DR. CRAIG O’CONNELL INTERVIEW" by James Lynch
- https://docs.google.com/document/d/11cCRcmKohhTGOf67QtF_tQ59cMr2w6pq0DaA5pLrOcI/edit?usp=sharing
About O’Seas Foundation by O’Seas Foundation
- https://www.oseasfdn.org/about

Near extinction.

“Something mysteriously wiped out about 90 percent of sharks 19 million years ago” by Carolyn Gramling
- https://www.sciencenews.org/article/shark-die-off-mystery-fossils-pacific-ocean-paleontology
“Rate of atmospheric carbon dioxide rise unprecedented” by Thomas Sumner
- https://www.sciencenews.org/article/rate-atmospheric-carbon-dioxide-rise-unprecedented
“An early Miocene extinction in pelagic sharks” by ELIZABETH C. SIBERT AND LEAH D. RUBIN
- https://www.science.org/doi/full/10.1126/science.aaz3

Great white > megalodon

“Great White Sharks May Have Driven Megalodons into Extinction” by Elizabeth Gamillo
- https://www.smithsonianmag.com/smart-news/great-white-sharks-may-have-driven-megalodons-into-extinction-180980179/
“Trophic position of Otodus megalodon and great white sharks through time revealed by zinc isotopes” by Jeremy McCormack, Michael L. Griffiths, Sora L. Kim, Kenshu Shimada, Molly Karnes, Harry Maisch, Sarah Pederzani, Nicolas Bourgon, Klervia Jaouen, Martin A. Becker, Niels Jöns, Guy Sisma-Ventura, Nicolas Straube, Jürgen Pollerspöck, Jean-Jacques Hublin, Robert A. Eagle & Thomas Tütken
- https://www.nature.com/articles/s41467-022-30528-9
“Great White Sharks May Have Pushed Megalodons to Extinction” by Isaac Schultz
- https://gizmodo.com/great-white-sharks-megalodon-extinction-1848995245

For more about sharks, head to SharkWeek.com and don't miss #SharkWeek starting 7/24 on Discovery and streaming on discovery+.

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/extinct-super-sharks-mysterious-die-offs-stopping-attacks

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Blood Brothers, Seeing-Eye Shark, Bark vs. Bite Jul 28, 2022

Show notes

Today, you’ll learn about how some sharks have social relationships, how shark attacks often happen because swimming humans look like other sea creatures, and how your cat might be snacking on endangered sharks!

Sharkship.

“Not a lone shark: bull sharks may form ‘friendships’ with each other, study finds” by Tom Vierus
- https://www.theguardian.com/world/2021/jul/01/not-a-lone-shark-bull-sharks-may-form-friendships-with-each-other-study-finds
“Companions and Casual Acquaintances: The Nature of Associations Among Bull Sharks at a Shark Feeding Site in Fiji” by Thibaut Bouveroux, Nicolas Loiseau, Adam Barnett, Natasha D. Marosi and Juerg M. Brunnschweiler
- https://www.frontiersin.org/articles/10.3389/fmars.2021.678074/full

Sharks could use glasses.

"Great whites don’t hunt humans—they just have blind spots" by Hannah Seo
- https://www.popsci.com/animals/great-white-shark-attack-reason/
“Great white sharks can't see a difference between humans and prey” by Patrick Pester
- https://www.livescience.com/great-white-shark-mistaken-identity

Check your cat’s food ingredients for shark.

“Endangered Shark Meat Might Be Hiding in Your Pet’s Food” by Margaret Osborne
- https://www.smithsonianmag.com/smart-news/endangered-shark-meat-might-be-hiding-in-your-pets-food-180979682/
“Sharks killed for fins, yet little done to protect them” by Michael Casey
- https://www.nbcnews.com/id/wbna49476110
“Genetic identification of threatened shark species in pet food and beauty care products” by Diego Cardeñosa
- https://link.springer.com/article/10.1007/s10592-019-01221-0

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/blood-brothers-seeing-eye-shark-bark-vs-bite

For more about sharks, head to SharkWeek.com and don't miss #SharkWeek starting 7/24 on Discovery and streaming on discovery+.

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Sleepy Sharks, Sharks Love Grass, Glow-In-The-Shark Jul 27, 2022

Show notes

Today, you’ll learn about how some sharks do in fact sleep, how sharks are fighting climate change, and how some sharks glow in the dark!

Shark nap time.

“Sharks Sleep, Even When Both Eyes Are Wide Open” by Veronique Greenwood
- https://www.nytimes.com/2022/03/09/science/sharks-sleep.html
“Behavioural Sleep in Two Species of Buccal Pumping Sharks” by Michael Kelly, et al.
- https://onlinelibrary.wiley.com/doi/10.1111/jsr.13139
“Analysis of Draughtsboard Sharks’ Metabolic Rates Suggests They Sleep” by Bob Yirka
- https://phys.org/news/2022-03-analysis-draughtsboard-sharks-metabolic.html
“Catshark” by Wikipedia
- https://en.wikipedia.org/wiki/Catshark
“Snake” by The San Diego Zoo
- https://animals.sandiegozoo.org/animals/snake
“Meet the Animals That Literally Sleep with One Eye Open” by Gian Gastone Mascetti
- https://www.scientificamerican.com/article/meet-the-animals-that-literally-sleep-with-one-eye-open/

Sharks are good for the earth.

“California Is About to Test Its First Solar Canals” by Roger Bales
- https://www.smithsonianmag.com/innovation/california-is-about-to-test-its-first-solar-canals-180979637/
“Project Nexus: Water & Energy Integration for the Future” by TID Water and Power
- https://www.tid.org/about-tid/current-projects/project-nexus/
“Energy and Water Co-Benefits from Covering Canals with Solar Panels” by Brandi McKuin, et al.
- https://doi.org/10.1038/s41893-021-00693-8
“NOAA Drought Task Force Report on the 2020–2021 Southwestern U.S. Drought” by NOAA Drought Task Force IV
- https://www.drought.gov/documents/noaa-drought-task-force-report-2020-2021-southwestern-us-drought
“New NOAA Report: Exceptional Southwest Drought Exacerbated” by Human-Caused Warming by NOAA/NIDIS
- https://www.drought.gov/news/new-noaa-report-exceptional-southwest-drought-exacerbated-human-caused-warming
“California Approves New Water Restrictions Amid Worsening Drought” by Soumya Karlamangla
- https://www.nytimes.com/2022/05/25/us/california-drought-water-restrictions.html
“California State Water Project” by Wikipedia
- https://en.wikipedia.org/wiki/California_State_Water_Project
“California Agricultural Production Statistics” by California Department of Food and Agriculture
- https://www.cdfa.ca.gov/statistics/

A different kind of night light.

"This deep-sea shark is one of the world’s largest glowing animals" by Annie Roth
- https://www.nationalgeographic.com/animals/article/deep-sea-shark-largest-glowing-animal-bioluminescence
“Quantification of bioluminescence from the surface to the deep sea demonstrates its predominance as an ecological trait” by Séverine Martini & Steven H. D. Haddock
- https://www.nature.com/articles/srep45750

For more about sharks, head to SharkWeek.com and don't miss #SharkWeek starting 7/24 on Discovery and streaming on discovery+.

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/sleepy-sharks-sharks-love-grass-glow-in-the-shark

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The Explorers Club - An Interview with Natalie Schmitt Jul 22, 2022

Show notes

Today, we are continuing our Explorers Club series today with a very special guest, Dr. Natalie Schmitt. Dr. Schmitt can do it all - really. She’s not only a conservation geneticist, but she’s a marine ecologist and documentary host.

Natalie Schmitt Interview from 4/23/22

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/the-explorers-club-an-interview-with-natalie-schmitt

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Wait Less Weight Loss, Birth Control For Men, Seed Bombing Jul 21, 2022

Show notes

Today, you’ll learn about a new drug that could help you safely lose up to a fifth of your body weight, a new, non-hormonal birth control pill that is made for men, and how drones may hold the key to reforestation.

Weight loss five times faster.

“Diabetes drug helps patients lose never-before-seen amounts of weight, study shows” by Karen Weintraub
- https://www.usatoday.com/story/news/health/2022/06/04/diabetes-drug-could-game-changer-obesity-new-study-shows/7490446001/
“Tirzepatide Once Weekly for the Treatment of Obesity” by Ania M. Jastreboff, M.D., Ph.D., Louis J. Aronne, M.D., Nadia N. Ahmad, M.D., M.P.H., Sean Wharton, M.D., Pharm.D., Lisa Connery, M.D., Breno Alves, M.D., Arihiro Kiyosue, M.D., Ph.D., Shuyu Zhang, M.S., Bing Liu, Ph.D., Mathijs C. Bunck, M.D., Ph.D., and Adam Stefanski, M.D., Ph.D.
- https://www.nejm.org/doi/full/10.1056/NEJMoa2206038?query=featured_home

Men entering the world of birth control.

“This birth control pill for men could begin human trials later this year” by Hannah Seo
- https://www.popsci.com/health/new-male-birth-control-pill/
“A non-hormonal pill could soon expand men’s birth control options” by The American Chemical Society
- https://www.acs.org/content/acs/en/pressroom/newsreleases/2022/march/non-hormonal-pill-could-soon-expand-mens-birth-control-options.html
“Male Birth Control Pill Expected to Start Human Trials This Year” by corryn Wetzel
- https://www.smithsonianmag.com/smart-news/male-birth-control-pill-expected-to-start-human-trials-this-year-180979814/
“Contraceptive Use” by the CDC
- https://www.cdc.gov/nchs/fastats/contraceptive.htm

Seed bombing may not be what you think.

“Drones Are Setting Down Roots In Wildfire-Scarred Landscapes” by Ashley Franzen
- https://www.theverge.com/23022323/drones-wildfire-first-nation-british-columbia
“Aerial Planting: Bc First Nations Company Trialing Reforestation With Drones” by Maria Church
- https://www.woodbusiness.ca/aerial-planting-reforestation-drones/

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/wait-less-weight-loss-birth-control-for-men-seed-bombing

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Why Symmetry Wins, Solar-Covered Canals, Plants on the Moon Jul 20, 2022

Show notes

Today, you’ll learn about why symmetry dominates the natural world, how it may be possible to conserve water using solar panels, and why growing vegetables might soon involve a trip to the Moon.

Two halves make a whole.

“Life’s Preference for Symmetry Is Like “A New Law of Nature” by Kate Golembiewski
- https://www.nytimes.com/2022/03/24/science/symmetry-biology-evolution.html
“What is RNA?” by Michael Dhar
- https://www.livescience.com/what-is-RNA.html
“The Origins of Asymmetry: A Protein That Makes You Do the Twist” by Centre National De La Recherche Scientifique
- https://www.sciencedaily.com/releases/2018/11/181123135026.htm

Sun = more water.

“California Is About to Test Its First Solar Canals” by Roger Bales
- https://www.smithsonianmag.com/innovation/california-is-about-to-test-its-first-solar-canals-180979637/
“Project Nexus: Water & Energy Integration for the Future” by TID Water and Power
- https://www.tid.org/about-tid/current-projects/project-nexus/
“Energy and Water Co-Benefits from Covering Canals with Solar Panels” by Brandi McKuin, et al.
- https://doi.org/10.1038/s41893-021-00693-8
“NOAA Drought Task Force Report on the 2020–2021 Southwestern U.S. Drought” by NOAA Drought Task Force IV
- https://www.drought.gov/documents/noaa-drought-task-force-report-2020-2021-southwestern-us-drought
“New NOAA Report: Exceptional Southwest Drought Exacerbated” by Human-Caused Warming by NOAA/NIDIS
- https://www.drought.gov/news/new-noaa-report-exceptional-southwest-drought-exacerbated-human-caused-warming
“California Approves New Water Restrictions Amid Worsening Drought” by Soumya Karlamangla
- https://www.nytimes.com/2022/05/25/us/california-drought-water-restrictions.html
“California State Water Project” by Wikipedia
- https://en.wikipedia.org/wiki/California_State_Water_Project
“California Agricultural Production Statistics” by California Department of Food and Agriculture
- https://www.cdfa.ca.gov/statistics/

Grocery shopping on the moon.

“A first: Scientists grow plants in soil from the Moon” By Phys.org
- https://phys.org/news/2022-05-scientists-soil-moon.html
“Scientists Grow Plants in Moon Soil for the First Time” by Shea Swenson
- https://modernfarmer.com/2022/05/plants-grow-in-moon-soil-nasa/

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/why-symmetry-wins-solar-covered-canals-plants-on-the-moon

Hosted on Acast. See acast.com/privacy for more information.

The Explorers Club - An Interview with Victor Vescovo Jul 15, 2022

Show notes

Today, we’re hearing from an explorer's explorer, Victor Vescovo. His Five Deeps Expedition made him the first person to reach the deepest point of the Atlantic, Southern Ocean, and set a depth record in the Mariana Trench at 35,853 ft. He was the first person to reach the Mollow Deep in the Arctic Ocean, and thus has been to the 1st, 2nd, and 3rd deepest points in the ocean.

Victor Vescovo Interview from 4/23/22

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/the-explorers-club-an-interview-with-victor-vescovo

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Rapamycin For Rover, H-Fueled Flight, Mind-Controlled Arms Jul 14, 2022

Show notes

Today, you’ll learn about how a drug that helps in human organ transplants might be able to extend the lives of man’s best friend, the airline industry's potential but difficult switch to hydrogen fuel, and how a high school student is transforming prosthetics with brain waves.

All dogs go to heaven.

“New Drug May Help Dogs Live Longer” by Naomi Ruchim
- https://www.krtv.com/news/u-s-and-the-world/new-drug-may-help-dogs-live-longer
“A Drug Discovered on Easter Island May Help Dogs Live up to Three Years Longer” by Tod Perry
- https://www.upworthy.com/a-drug-discovered-on-easter-island-may-help-dogs-live-up-to-three-years-longer?rebelltitem=2#rebelltitem2
“Rapamycin’s Secrets Unearthed” by Bethany Halford
- https://cen.acs.org/articles/94/i29/Rapamycins-Secrets-Unearthed.html

Planes, planes, planes.

“The epic attempts to power planes with hydrogen” by Mark Piesing
- bbc.com/future/article/20220316-the-epic-attempts-to-power-planes-with-hydrogen
“How close are hydrogen planes, really?” By Sabri Ben-Achour
- https://www.marketplace.org/2021/10/28/how-close-are-hydrogen-planes-really/
“Hydrogen Explained” By US Energy Information Administration
- https://www.eia.gov/energyexplained/hydrogen/use-of-hydrogen.php

Mind over matter.

“This High Schooler Invented a Low-Cost, Mind-Controlled Prosthetic Arm” by Margaret Osborne
- https://www.smithsonianmag.com/innovation/this-high-schooler-invented-a-low-cost-mind-controlled-prosthetic-arm-180979984/
“High Schooler Invents Affordable, Mind-Controlled Prosthetic Arm” by Adrianna Nine
- https://www.extremetech.com/electronics/335384-high-schooler-invents-affordable-mind-controlled-prosthetic-arm
“Creating a Working Brain-Controlled Transhumeral Prosthetic Arm (Make It Move)” by Benjamin Choi
- https://www.instructables.com/Creating-a-Working-Brain-Controlled-Transhumeral-P/

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/rapamycin-for-rover-h-fueled-flight-mind-controlled-arms

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Cyanide Seeds, Workout When?, Covid But Ghosts Jul 13, 2022

Show notes

Today, you’ll learn about whether the cyanide in apple seeds could do you any real harm, how working out in the morning and at night are both beneficial but in different ways, and how researchers have found evidence that patients with long Covid may often have fragments of the virus lingering in their gut.

Snow White wasn’t far off with the poisonous apple.

“Can Apple Seeds Cause Cyanide Poisoning? A Toxicologist Digs Into The Details” by Elana Spivack
- https://www.inverse.com/science/stone-fruits-poisonous-seeds
“Here’s How Many Apple Cores It Would Take to Poison You” by Jennifer Chaussee
- https://www.wired.com/2016/09/heres-many-apple-cores-take-poison

What time should I work out?

“Is It Better to Exercise in the Morning or Evening?" by Gretchen Reynolds

● https://www.nytimes.com/2022/01/19/well/exercise-timing.html

“This is the Best Time of Day to Work Out, According to Science" by Jamie Ducharme

● https://time.com/5533388/best-time-to-exercise/

An even scarier kind of ghost?

“Coronavirus ‘ghosts’ found lingering in the gut” by Heidi Ledford
- https://www.nature.com/articles/d41586-022-01280-3
“‘Ghosts’ In The Gut May Be Behind Long COVID” by Dr. Katie Spalding
- https://www.iflscience.com/health-and-medicine/ghosts-in-the-gut-may-be-behind-long-covid/
“How the coronavirus infects cells — and why Delta is so dangerous” by Megan Scudellari
- https://www.nature.com/articles/d41586-021-02039-y

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/cyanide-seeds-workout-when-covid-but-ghosts

Hosted on Acast. See acast.com/privacy for more information.

The Explorers Club - An Interview with Sian Proctor Jul 08, 2022

Show notes

Today, we are lucky enough to hear from a highly accomplished explorer who has some incredible experiences to share with us. Dr. Sian Proctor was the mission pilot for the Inspiration4, which is the all-civilian orbital mission to space and she’s the first African American woman to pilot a spacecraft. She also lived in a Mars analog environment to simulate what it might be like to live on the red planet.

Sian Proctor Interview from 4/23/22
https://en.wikipedia.org/wiki/Sian_Proctor
https://www.drsianproctor.com/

Find episode transcripts here: https://curiosity-daily-4e53644e.simplecast.com/episodes/the-explorers-club-an-interview-with-sian-proctor

Hosted on Acast. See acast.com/privacy for more information.

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