Search Results: "membrane adhesive"

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00:26
Cell Organelles 4 Plasma Membrane

556 views / 0 likes - added 5 years ago

Visualisation of plasma membrane by Etsuko Uno and Drew Berry, wehi.tv Created for E.O.Wilson’s Life on Earth interactive textbook of biology (2014), available free from iBook Store Visit https://www.wehi.edu.au/wehi-tv
01:17
Unconventional Reverse Membrane Filter Allows Larger Objects And Keeps Smaller Ones Out

345 views / 0 likes - added 5 years ago

A self-healing membrane that acts as a reverse filter, blocking small particles and letting large ones through, is the "straight out of science fiction" work of a team of Penn State mechanical engineers. Credit: Birgitt Boschitsch, Penn State College of E
02:40
This ‘two-faced’ membrane can create electricity—from nothing but salty water

353 views / 0 likes - added 5 years ago

New membrane acts as one-way path for charged particles Read more - https://scim.ag/2Sn4gKy Read the paper - https://scim.ag/2O6o01r CREDITS --------------------------- editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Sarah Cr
02:25
This improbable membrane can trap flies in a jar—and odor in a toilet

518 views / 0 likes - added 5 years ago

Reverse filter lets bigger things through, hold back smaller things. Read the paper (free): http://advances.sciencemag.org/content/4/8/eaat3276 CREDITS ---------------- editor/animator/narrator Chris Burns supervising producer Sarah Crespi script Chris Bu
14:21 Popular
Mitochondria

713 views / 0 likes - added 8 years ago

The structure and role of mitochondria (plural for mitochondrion). Discusses the outer membrane, inner membrane, cristae, porins, etc.
06:20 Popular
Endomembrane System

964 views / 0 likes - added 8 years ago

An overview of how the cellular membrane, nuclear membranes, endoplasmic reticulum, Golgi apparatus and other membrane-bound structures collectively form the endomembrane system in eukaryotic cells.
03:04
New ‘superglue’ could seal the deal for stretchable batteries, soft robots

451 views / 0 likes - added 6 years ago

Hydrogel adhesive fuses hard-to-bond materials like elastics and hydrogels. Learn more: http://scim.ag/2t2CzN8
06:35 Popular
Facilitated Diffusion

873 views / 0 likes - added 8 years ago

Understanding how channel proteins and carrier proteins can facilitate diffusion across a cell membrane (passive transport).
08:04 Popular
Osmosis

1,004 views / 0 likes - added 8 years ago

Osmosis of water (or any solvent) from area of lower solute concentration to areas of higher solute concentration. through a semipermeable membrane.
13:53
Sodium Potassium Pump

436 views / 0 likes - added 9 years ago

How a sodium potassium pump can maintain a voltage gradient across a cell or neuron's membrane More free lessons at: http://www.khanacademy.org/video?v=C_H-ONQFjpQ
07:18
Sodium Potassium Pump

556 views / 0 likes - added 8 years ago

How the sodium potassium pump pumps sodium ions out while pumping potassium ions in (and the role this plays in establishing resting membrane potentials based on an electrochemical gradient).
08:14
Colorful Sand Pendulum Patterns // Homemade Science with Bruce Yeany

552 views / 0 likes - added 5 years ago

The sand pendulum that traces out patterns has always been a popular device in my classroom. After building and trying the basic piece, here are some additional variations that have been suggested for its use. The use of colorful sand can turn the pattern
06:34
Sand Pendulums replaced Iron Filings or Paint // Homemade Science with Bruce Yeany

421 views / 0 likes - added 4 years ago

The sand pendulum that traces out patterns has always been a popular device in my classroom. After building and trying the basic piece, here are some additional variations that have been suggested for its use. Using a magnetic sheet and having the pendulu
04:40
Why Is Duct Tape So Strong?

662 views / 0 likes - added 5 years ago

Duct tapes were first invented by a female factory worker during World War II. They were originally called 'duck' tape because it was made out of a cotton duck fabric and it repelled water like a duck's back. Following is a transcript of the video. Narrat
11:35 Popular
Eukaryopolis - The City of Animal Cells: Crash Course Biology #4

1,101 views / 0 likes - added 9 years ago

Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Se
02:04 Popular
A New Dinosaur: Flying Without Feathers

853 views / 0 likes - added 8 years ago

Birds evolved from dinosaurs – but it wasn’t a smooth transition. Plenty of creatures tried different ways to get into the air – like this newly discovered dinosaur species, Yi qi, unearthed in China. This pigeon-sized creature had elongated fingers that
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11:45 Popular
In Da Club - Membranes&Transport: Crash Course Biology #5

738 views / 0 likes - added 9 years ago

Hank describes how cells regulate their contents and communicate with one another via mechanisms within the cell membrane. Crash Course Biology is now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-Series-DVD-Set Like Cras
How trees inspired a new way to dispose of human waste

153 views / 0 likes - added 2 years ago

change:WATER Labs (cWL) has developed a new way to dispose of human waste - by evaporating out the water! This technology emerged from work done for NASA on wastewater recycling on the International Space Station, and is now being deployed in off-grid rur
03:25
Needle-Less Alternative To Stitches

513 views / 1 likes - added 5 years ago

DermaClip is a needle-less alternative to conventional stitches or surgical staples. The adhesive clips are placed around a wound so doctors can pull it closed without any pain. They are most effective to use in emergency situations or by those without me
01:06
The mysterious nanotube network connecting cells

430 views / 0 likes - added 6 years ago

Strange protrusions have been observed growing between cells. Often referred to as ‘tunnelling nanotubes’ or ‘membrane nanotubes’, their biological significance is not yet clear. Are these a previously unknown method of cell communication? Or an insignifi
01:31
These Tiles Let You Cover the Wall with LEGO Art

480 views / 0 likes - added 6 years ago

BRIK TILES are adhesive and removable tiles that let you display your LEGO art on the wall! See more: brik.co,www.facebook.com/brik/,www.youtube.com/channel/UCKbAx9mzfT8Vgde14kegTJw Subscribe to our new channel, INSIDER food: http://insder.co/2kWwBKZ The
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drawbot - children workshop (pennarelli automatici)

144 views / 0 likes - added 1 year ago

During Minimondi Festival in Parma, I've experienced for the first time a workshop for children. The purpose of the laboratory is to build a kinetic tool (a little robot) using the following materials: - 1 milk-frother - 1 piece of Velcro (height 3cm) - 4
05:21 Popular
Cell membranes are way more complicated than you think - Nazzy Pakpour

1,394 views / 1 likes - added 6 years ago

Check out TED-Ed's Tumblr: http://teded.tumblr.com/ View full lesson: https://ed.ted.com/lessons/cell-membranes-are-way-more-complicated-than-you-think-nazzy-pakpour Cell membranes are structures of contradictions. These oily films are hundreds of times t
01:32
Harnessing the Power of Gecko Feet | ScienceTake

532 views / 1 likes - added 5 years ago

For ages, humanity has envied the gecko – at least its feet – which enable it to climb just about anything. A team at Stanford brought gecko power to the world with a climbing rig built around synthetic gecko-inspired adhesive pads. Watch this 2014 episod
09:42
Building a Desalination Plant from Scratch: Crash Course Engineering #44

319 views / 0 likes - added 4 years ago

An essential part of engineering is engineering design. Today well see how design synthesis helps you put together the components of a process and decide what techniques are needed to solve your problem. Well explain the need test things on a smaller scal
03:42
This little bot can hitchhike, swim and swoop with ease

119 views / 0 likes - added 2 years ago

Robots on long survey missions need to conserve power whenever possible. What if they could just hitch a ride on whatever theyre studying? Thats the idea behind a new robot, inspired by remoras, fish that hitchhike onto other animals using an adhesive dis
04:26
We Could Back Up The Entire Internet On A Gram Of DNA

656 views / 0 likes - added 7 years ago

Nature's code for life is stored in DNA, but what if we could code anything we wanted into DNA? Scientists are figuring out how. Pluto Could Be Made A Planet Again, Along With 102 Other Celestial Bodies - https://youtu.be/76hv6KOB-AI Sign Up For The Seeke
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08:18
Moving Water With Just A String

671 views / 0 likes - added 6 years ago

SUBSCRIBE!: http://bit.ly/1G97GmA SHARE THIS VIDEO: https://youtu.be/qzhuoCY7-6U Water is an incredible chemical! This experiment shows the adhesive (sticking to other things) and cohesive (sticking to itself) properties of water. We use a cotton string t
04:52 Popular
How Exactly Do Your Ears Affect Your Sense of Balance?

954 views / 0 likes - added 3 years ago

How exactly are your ears connected to your sense of balance? In the final episode of season 2, Patrick breaks down what the connection is and the outsized role hidden anatomy plays in this important sense. Subscribe to Seeker! http://bit.ly/subscribeseek
02:31 Popular
DIY 3D Spring Succulent Phone Case | I ♥ DIY

828 views / 1 likes - added 7 years ago

Let your DIY skills bloom with this polymer clay succulent phone case for Spring! Materials: Blank phone case Polymer Clay (Hot Pink, Green) Craft Knife Glaze + Paintbrush Strong adhesive → Credits ← Directed and Produced by: PuddingFishCakes (https://www
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How To Draw A Sugar Glider

22 views / 0 likes - added 1 month ago

Join Olivia and me as we learn how to draw sugar gliders! Grab your markers and paper, and let's bring this cute little marsupial to life.Materials:Markers Marker paper Fun Fact:Sugar gliders are known for their ability to glide through the air, thanks to
02:54
Valentine's Bunny Phone Case | I ♥ DIY

628 views / 1 likes - added 7 years ago

Everything's coming up roses this Valentine's Day with PuddingFishCakes' DIY polymer clay phone case! Materials: Blank Hard Phone Case Polymer Clay (White, black, pink, red) Dotting Tool Craft Knife Red Acrylic Paint Toothpick Glaze + Paintbrush Strong ad
06:30 Popular
The Invention Nobody Wanted That Became One of the Top Selling Office Products of All Time

1,067 views / 0 likes - added 7 years ago

→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation=1 →How "Dick" came to be short for 'Richard': https://youtu.be/BH1NAwwKtcg?list=PLR0XuDegDqP2Acy6g9Ta7hzC0Rr3RDS6q Never run out of things to say at the wate
08:19
Microscopically reweaving a 1907 painting | CONSERVATION STORIES

469 views / 1 likes - added 4 years ago

To ready Paula Modersohn-Becker's "Self Portrait" (1907) for MoMA's reopening in October, conservator Diana Hartman tackles the question of how to repair holes in the painting’s canvas. She figures out that a curved needle typically used in eye surg
13:19
The Stickiest *Non-Sticky* Substance

145 views / 0 likes - added 1 year ago

Adhesives based on gecko skin can hold huge weights without sticking to anything. Head to https://brilliant.org/Veritasium to start your free trial. The first 200 of you will get 20% off Brilliants annual premium subscription.Thanks to Dr. Mark Cutkosky,
10:28 Popular
Plant Cells: Crash Course Biology #6

1,493 views / 1 likes - added 9 years ago

Hank describes why plants are so freaking amazing - discussing their evolution, and how their cells are both similar to&different from animal cells. Crash Course Biology now available on DVD! http://dftba.com/product/1av/CrashCourse-Biology-The-Complete-S
08:40
It took 10 YEARS (But it was worth it) - Amazing Science Gadgets/Toys 4

61 views / 0 likes - added 5 months ago

Hello Everyone Sit back and relax. Enjoy 9 minutes of oddly satisfying scientific curiosities featuring various mind-blowing stuff!If you guys liked this video please follow us on Instagram : https://www.instagram.com/physicsfun/And subscribe to our chann
10:02
3 Magic Bubble Tricks Anyone Can Do

563 views / 0 likes - added 4 years ago

How to do magic bubble tricks fun for all ages! Cool and colorful DIY soap bubble tricks with dry ice, how to do the faucet glue water bubble trick and more! Family-friendly magic tutorials and bubble tricks explained with step-by-step instructions - Pop
03:46
Powerpuff Girls Phone Case with Puddingfishcakes | Powerpuff Girls present I ♥ DIY

618 views / 2 likes - added 7 years ago

Puddingfishcakes is going to show you how to make this awesome Powerpuff Girls phone case! Puddingfishcakes' Powfactor is Artsy Smarty, what's yours? This episode of I ♥ DIY is brought to you by The Powerpuff Girls on Cartoon Network ▷ The Cartoon Network
13:43
Making Liquid Nitrogen From Scratch!

499 views / 0 likes - added 4 years ago

I used a nitrogen membrane and Stirling cryocooler to liquefy nitrogen out of the air. For this video I partnered with Starbucks to celebrate their Nitro Cold Brew. Order one here: https://starbucks.app.link/derekmullerMaking liquid nitrogen is hard - in
09:15 Popular
What is Chemical Evolution?

968 views / 0 likes - added 9 years ago

Have you ever wondered how life first got started on Earth? So do scientists! Though the question has not yet been fully answered, a careful study of Chemical Evolution is beginning to shed light on this mystery. In this film you will learn what Chemical
10:07 Popular
How To TELEPORT!

1,308 views / 4 likes - added 5 years ago

Learn how to make yourself teleport in real life! In this episode of How To Magic, Evan Era shows amazing teleportation magic tricks you can do! Easy DIY teleport magic tricks for kids, beginners, and all ages! Step by step instructions for each trick exp
07:57
How Two Microbes Changed History

606 views / 0 likes - added 6 years ago

What if I told you that, more than two billion years ago, some tiny living thing started to live inside another living thing … and never left? And now, the descendants of both of those things are in you? Produced in collaboration with PBS Digital Studios:
06:28
The Science of Dogs

404 views / 0 likes - added 3 years ago

In this video, we'll discuss 12 unbelievable scientific facts about dogsDogs are complex and amazing creatures. You probably know quite a bit about these fascinating animals, but theres always more to learn and, as we continue to love our devoted doggies,
16:54
The Science Of Cardboard

191 views / 0 likes - added 2 years ago

Visit brilliant.org/NewMind to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscriptionIn 2020, the United States hit a record high in its yearly use of one the most ubiquitous manufactured materials
03:09
How Is Music Stored On Vinyl Records?

646 views / 0 likes - added 8 years ago

Have you ever wondered how sounds are recorded onto disks and records? The Formula Behind Every Perfect Song ►►► http://dne.ws/1E8yY0q Read More: Martinville's Recordings http://www.firstsounds.org/sounds/scott.php The Written Sound http://www.economist.c
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10:40 Popular
Hearing & Balance: Crash Course A&P #17

1,238 views / 0 likes - added 9 years ago

Crash Course A&P continues the journey through sensory systems with a look at how your sense of hearing works. We follow sounds as they work there way into the ear where they are registered and transformed into action potentials. This mechanism not only h
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08:10
Your Textbooks Are Wrong, This Is What Cells Actually Look Like

302 views / 0 likes - added 4 years ago

With new advances in microscopy, biologists are able to see the secret life of cells unfolding like never before.Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Focal Point | https://bit.ly/2s0cf7w You probably remember being taught about th
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Circulatory&Respiratory Systems - CrashCourse Biology #27

2,258 views / 0 likes - added 9 years ago

Hank takes us on a trip around the body - we follow the circulatory and respiratory systems as they deliver oxygen and remove carbon dioxide from cells, and help make it possible for our bodies to function. Crash Course Biology is now available on DVD! ht
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Old&Odd: Archaea, Bacteria&Protists - CrashCourse Biology #35

842 views / 1 likes - added 9 years ago

Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most abundant organisms o
01:21
World's First Images of Newborn White Shark?

72 views / 0 likes - added 3 months ago

In light of the recent press regarding this shark, I'm releasing some select footage of this encounter that occurred off on July 9th, 2023. I have over 18 minutes of footage of this little creature. You can read the corresponding research paper in the sci
04:36 Popular
Why Do Athletes Wear All That Weird Tape?

776 views / 1 likes - added 7 years ago

Athletes today are often seen striped with tape all over their bodies. What does this colorful tape do? Does it actually work? Does Shaving Your Body Actually Help You Swim Faster? - http://bit.ly/2aOLr1B Sign Up For The Seeker Newsletter Here - http://bi
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05:13
What the coronavirus looks like up close

370 views / 0 likes - added 4 years ago

Seeing the virus up close helps us understand it.Support Vox by joining the Video Lab at http://vox.com/join or making a one-time contribution: http://vox.com/contributeThe images of SARS-CoV-2, the novel coronavirus that first appeared in humans in late
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Your Immune System: Natural Born Killer - Crash Course Biology #32

917 views / 0 likes - added 9 years ago

Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system. Crash Course Biology is now available on DVD! http://dft.ba/-8bCC Like CrashCour
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Octopuses Can Smell, Feel, AND Think With Their Arms, Wait What?

272 views / 0 likes - added 3 years ago

Octopuses think, feel, and smell with their arms. Scientists are using them as inspiration for innovations in material science, medicine, and soft robotics. Subscribe to Seeker! http://bit.ly/subscribeseeker Visit our shop at http://shop.seeker.comThey ca
04:47
How Does Low-Dose Aspirin Work?

632 views / 0 likes - added 5 years ago

You ever see those commercials suggesting people take a tiny dose of aspirin every day? It’s an amount so small it doesn’t really work for pain relief, yet taking low-dose aspirin is fairly common, among those at risk for heart attacks or stroke. Here’s w
03:41 Popular
How To Make A Hurricane On A Bubble

1,172 views / 4 likes - added 8 years ago

How do scientists mimic the physics of a hurricane on the surface of a bubble? What other types of crazy research are bubbles used for? Learn how to create colorful vortices on a bubble in your kitchen! instagram.com/thephysicsgirl facebook.com/thephysics
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20 AWESOME LIFE HACKS THAT WILL SIMPLIFY YOUR LIFE

1,121 views / 4 likes - added 5 years ago

HACKS TO SIMPLIFY YOUR LIFE With these awesome hacks you're gonna do everything at least twice faster! Did you know that plain milk can fix things? I bet you're quite surprised to hear that. Well, don't believe my words, see for yourself! So, once I broke
12:18
Can Underwater Turbines Work? Tidal Power Explained

222 views / 0 likes - added 2 years ago

Can Underwater Turbines Work? Tidal Power Explained. Try Audible for free for 30 days. Visit https://audible.com/undecided or text undecided to 500 500. With tidal power we don't have to rely on building massive dams and waterways that disrupt the environ
16:05
10 EASY Magic Tricks Anyone Can Do!

593 views / 2 likes - added 4 years ago

Easy magic tricks you can do at home! Learn how the magic tricks work and then amaze your friends with your new skills! How to do simple card tricks, the rubber band thru window magic trick, never-ending water jug illusion, an impossible ring trick and mo
04:35
This Bee Gets Punched by Flowers For Your Ice Cream | Deep Look

624 views / 0 likes - added 4 years ago

Alfalfa leafcutting bees are way better at pollinating alfalfa flowers than honeybees. They dont mind getting thwacked in the face by the spring-loaded blooms. And that's good, because hungry cows depend on their hard work to make milk.Join our community
04:35
MICRO-WORLD on a Human Scale (3D Animation)

208 views / 0 likes - added 2 years ago

How would viruses, molecules or other microorganisms be if the atoms were a few centimeters in diameter?This video shows the different sizes of the micro world on a more familiar scale so that we have an idea of the enormous differences that there is.MY W
10:07
15 Minecraft Farms You Didn't Know Existed

643 views / 1 likes - added 3 years ago

15 Minecraft Farms You (Possibly) Didn't Know! Building farms in Minecraft is a staple of survival mode gameplay; however, some farms are so crazy in both their execution and results that next to no one ever builds them. That said, let's give these less p
04:06
The Best Pokmon (According to Science)

330 views / 1 likes - added 3 years ago

Use the promo code "minuteearth" at https://curiositystream.com/minuteearth for 26% off an annual subscription to CuriosityStream, plus access to Nebula!Theres lots of debate as to which original starter Pokmon is the best fighter among squirtle, bulbasau
03:47
This Record-Breaking 3D Printer Could Be the Future of Manufacturing

309 views / 0 likes - added 4 years ago

Stereolithography printing systems have obstacles with speed and size, but with the HARP printers latest innovation that may soon change. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit our shop
05:19 Popular
Paralyzed Man Walks Again -- Mind Blow #98

895 views / 0 likes - added 8 years ago

Mind Blow features the latest news in science, technology and amazing! **** SOURCES AND LINKS *** Brazilian Wasp Venom Kills Cancer Cells (0:00) http://phys.org/news/2015-09-brazilian-wasp-venom-cancer-cells.html Hedgehog Comet-Exploring Robot (0:06) http
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02:37
Why Does Wine Make Your Mouth Feel Dry?

527 views / 0 likes - added 6 years ago

Check out our new website! https://www.minuteearth.com/ Thanks to Squarespace for sponsoring this video. http://www.squarespace.com/minuteearth Thanks also to our supporters on https://www.patreon.com/MinuteEarth __________________________________________
06:45
Whats Actually in the Pfizer and Moderna Coronavirus Vaccines?

232 views / 0 likes - added 3 years ago

Curious what's inside the Pfizer/BioNTech and Moderna vaccines? Let's go down the ingredient list one by one and find out why theyre all in there. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylist Visit
02:54 Popular
Would You Drink Water Made From Sewage?

1,116 views / 2 likes - added 7 years ago

Thanks to http://www.audible.com/minuteearth for sponsoring this video. Thanks also to our supporters on https://www.patreon.com/MinuteEarth : - Today I Found Out - Maarten Bremer - Jeff Straathof - Mark Roth - Tony Fadell - Muhammad Shifaz - 靛蓝字幕组 - Albe
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08:39
Two Vortex Rings Colliding in SLOW MOTION - Smarter Every Day 195

589 views / 0 likes - added 5 years ago

This took 4 years to recreate. 12 Hour edit here: https://youtu.be/Cm9l8-qngjM Please subscribe if this video earned it: http://bit.ly/Subscribe2SED Get a free audio book! http://www.audible.com/Smarter ⇊ Click below for more links! ⇊ High Resolution imag
11:19
6 Surgical Devices Inspired by Nature

285 views / 0 likes - added 3 years ago

From the sharp mouthparts of mosquitoes to the sticky feet of geckos, researchers have found all kinds of amazing adaptations in the natural world that could be useful in the operating room.Hosted by: Hank GreenSciShow has a spinoff podcast! It's called S
05:38
Coronavirus Vaccine: Where Are We and What's Next?

349 views / 0 likes - added 4 years ago

You might have heard that vaccine trials are currently underway in Seattle. What exactly is being tested? How much longer will these tests take? And when can we expect a vaccine against the novel coronavirus? We chat with Dr. Benjamin Neuman, one of the w
08:56 Popular
17 Jaw-Dropping Facts You Didn't Know About the Human Body

1,293 views / 2 likes - added 4 years ago

What do you know about your body? These 17Facts About the Human Body Will Send Chills Down Your Spine. These amazing facts may still behard toswallow, but you will absolutely beall ears tohear about them. Did you love science at school? Let's face it, onl
02:50
The Fastest-Growing Plant In The World

554 views / 1 likes - added 3 years ago

Get your first audiobook and two Audible Originals for free when you try Audible for 30 days visit https://www.audible.com/minuteearth or text minuteearth to 500-500!Bamboo is the worlds fastest growing plant thanks to the cell elongation process it share
04:14
Peregrine Falcons are Feathered Fighter Jets, Basically | Deep Look

541 views / 1 likes - added 4 years ago

Peregrine falcons catch other birds mid-flight by diving at more than 200 mph. To do it, they need some high-precision gear: special eyesight, talons and aerodynamics that can't be beat.SUBSCRIBE to Deep Look! http://goo.gl/8NwXqtPlease support us on Patr
08:30
The US Military Gave Out Shark Repellent For Years. . . So Why Did They Stop?

455 views / 0 likes - added 4 years ago

Download the PBS Video App: https://www.pbs.org/pbs-video-app/People have been developing different forms of shark repellent for decades--the military even issued a chemical shark repellent called Shark Chaser to pilots, sailors, and astronauts(!) from th

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