Medical professionals use a special power saw to cut through casts when it’s time to remove them. While the high-speed saw blade slices effortlessly through a hardened cast, it does nothing to your body if it makes contact with your skin. Steve Mould investigates the physics that allows this ingenious device to work without causing bodily harm.
The medicine and vitamins we take help keep us alive and healthy. So why should you carry something so important in a cheap plastic case? The mbarc is a modern pill organizer made from aluminum with wood trim. It has seven compartments and a silicone closure on its drawer to seal out moisture. They also make an XL version.
From snake venom to bad foraging to intentional poisonings, characters in movies and TV shows are often exposed to toxins. Insider asked medical toxicologist Dr. Cyrus Rangan to evaluate scenes for their accuracy. The video includes scenes from Game of Thrones, The Princess Bride, The Hunger Games, and Breaking Bad.
Kurzgesagt provides a layperson’s explanation of human immunity, the amazing and complex system that helps keep us alive – and sometimes needs a little help to build a memory against disease. Be sure to check out Kursgesagt’s new book Immune for more on the topic, and keep your eyes peeled for episode 2.
Like many inventions, pharmaceuticals are a double-edged sword. Some have saved and improved millions of lives, while others have caused terrible side-effects and dangerous, deadly addictions. Patrick Smith’s rapidfire short film offers a satirical commentary on our obsession with drugs without saying a word.
Beyond the comfort issues, one of the reasons people don’t like wearing masks is that it covers their face. Engineers from EPFL’s EssentialTech Center and Empa have developed a mask that both acts as a filter and is transparent. The trick is the weave, made from incredibly thin nanofibers, woven together using electrospinning.
All kinds of bad things happen to people in the movies. But we all know that fiction can exaggerate what people can live through in the interest of drama. Emergency physician Italo Brown is here to set us straight on the survivability of film boo-boos from Scarface to Austin Powers: The Spy Who Shagged Me.
We’ve all been there at one point or another. You’re feeling off, and you’ve got an unusual mix of symptoms that you can’t quite figure out. Swedish physician and novelty musician Henrik Widegren reminds us about the worst possible thing you can do when you’re sick. From the album Medical Melodies And Surgical Songs.
Whether it’s a bee sting or a kick in the groin, pain sucks. But we need these unpleasant sensations so we know when something is wrong or when to avoid danger. Life Noggin explores the nature of pain, and some conditions which prevent people from feeling it.
(PG-13: Language) We love Simone Giertz for all of the wonderfully sh*tty robots she’s given us. But not too long ago, she was diagnosed with a brain tumor. Well, the good news is that she’s on the mend from the scary procedure to remove it, and is here to share her story.
If you’ve ever had surgery, you know the strange sensation of counting backwards, then basically remembering until you wake up in recovery. TED-Ed explains the science behind modern anesthesia, and how they keep you from moving, feeling pain, or forming memories.
Super Deluxe introduces us to Eric Lindsey of Prosthetic Artists, Inc. to go inside the artistry of creating prosthetic eyes for people who have lost theirs. Each eye must not only be perfectly fitted, but must be precisely painted to match the patient’s natural eye characteristics.
It’s a question many of us who have worn glasses have pondered – does the simple fact that we started wearing glasses when our eyes were only slightly blurry make our vision worse, or is it just age working against us? SciShow explores this myth and sets the record straight.
Veritasium explores the work our brains perform to process information, and how the shortcuts our minds automatically take can lead to mistakes. Bottom line is that study and practice are key to improving our brains’ ability to reach sound, but quick conclusions.
Les Baugh lost both of his arms in a freak accident about 40 years ago. Now scientists from Johns Hopkins University Applied Physics Laboratory have fitted him with two robotic limbs, which can be controlled wirelessly using his own thoughts.