SciShow
The Truth About 'Truth Serum'
Sodium pentothal, the so-called "truth serum,' is real! But does it work? Find out what "truth serums' do, and how your brain lets you tell lies.
TED-Ed
TED-Ed: What is depression? - Helen M. Farrell
Depression is the leading cause of disability in the world; in the United States, close to ten percent of adults struggle with the disease. But because it's a mental illness, it can be a lot harder to understand than, say, high...
TED-Ed
TED-Ed: The truth about electroconvulsive therapy (ECT) - Helen M. Farrell
In 1982, a young nurse was suffering from severe, unrelenting depression. She couldn’t work, socialize or concentrate. One controversial treatment changed everything: after two courses of electroconvulsive therapy (ECT) her symptoms...
TED Talks
Chuck Murry: Can we regenerate heart muscle with stem cells?
The heart is one of the least regenerative organs in the human body -- a big factor in making heart failure the number one killer worldwide. What if we could help heart muscle regenerate after injury? Physician and scientist Chuck Murry...
MinuteEarth
Nobody Really Knows What A Concussion Is
Experts can't agree on the definition of the term "concussion," which makes it difficult to diagnose, treat, and research this important brain injury. ___________________________________________ To learn more, start your googling with...
TED Talks
Kevin Stone: The bio-future of joint replacement
Arthritis and injury grind down millions of joints, but few get the best remedy -- real biological tissue. Kevin Stone shows a treatment that could sidestep the high costs and donor shortfall of human-to-human transplants with a novel...
TED-Ed
TED-Ed: Why do you get a fever when you're sick? | Christian Moro
There are many mysteries around fever, but we do know that all mammals, some birds and even a few invertebrate and plant species feel fever's heat. It has persisted for over 600 million years of evolution. But it has a significant cost:...
SciShow
How Do Those Rock Sculptures Stay Up?
You may have seen rock sculptures seemingly defying physics in your newsfeed, but what's actually happening?
SciShow
Me, Myself, and I: Dissociative Identity Disorder
Edward Norton and Jim Carrey might be charming actors, but their film portrayals of people with multiple personalities aren’t even close to accurate.
TED Talks
TED: Good news in the fight against pancreatic cancer | Laura Indolfi
Anyone who has lost a loved one to pancreatic cancer knows the devastating speed with which it can affect an otherwise healthy person. TED Fellow and biomedical entrepreneur Laura Indolfi is developing a revolutionary way to treat this...
TED Talks
TED: Meet e-Patient Dave | Dave deBronkart
When Dave deBronkart learned he had a rare and terminal cancer, he turned to a group of fellow patients online -- and found the medical treatment that saved his life. Now he calls on all patients to talk with one another, know their own...
SciShow
Why Can't Kids Just Take Smaller Doses of Adult Meds?
You might have noticed that lots of drugs have special children’s formulas, and you might think that’s because smaller people need smaller doses. But you’d be wrong! Because kids aren’t just tiny adults.
SciShow
Why Do We Wrinkle When Wet?
Why do your fingers and toes get wrinkly when they've been in the water too long? Short answer: Your nerves. Longer answer: Evolution.
TED Talks
TED: How cancer cells communicate -- and how we can slow them down | Hasini Jayatilaka
When cancer cells are closely packed together in a tumor, they're able to communicate with each other and coordinate their movement throughout the body. What if we could interrupt this process? In this accessible talk about cutting-edge...
SciShow
What Is Neurofeedback Therapy?
Neurofeedback therapy claims to help you change behaviors by monitoring your brain waves - but how does that actually work? And what does the science behind it look like?
TED-Ed
TED-ED: What is leukemia? - Danilo Allegra and Dania Puggioni
Stem cells found in the bone marrow are crucial for our health because they are needed to become new blood cells that sustain and protect our bodies. But when the transformation goes wrong, harmful mutations can cause the cells to start...
TED Talks
Fatima AlZahra'a Alatraktchi: To detect diseases earlier, let's speak bacteria's secret language
Bacteria "talk" to each other, sending chemical information to coordinate attacks. What if we could listen to what they were saying? Nanophysicist Fatima AlZahra'a Alatraktchi invented a tool to spy on bacterial chatter and translate...
TED-Ed
TED-Ed: How does heart transplant surgery work? | Roni Shanoada
Your heart beats more than 100,000 times a day. In just a minute, it pumps over five liters of blood throughout your body. But unlike skin and bones, the heart has a limited ability to repair itself. So if this organ is severely damaged,...
TED-Ed
How does artificial intelligence learn? | Briana Brownell
Today, artificial intelligence helps doctors diagnose patients, pilots fly commercial aircraft, and city planners predict traffic. These AIs are often self-taught, working off a simple set of instructions to create a unique array of...
TED Talks
TED: Silicon-based comedy | Heather Knight
In this first-of-its-kind demo, Heather Knight introduces Data, a robotic stand-up comedian that does much more than rattle off one-liners -- it gathers audience feedback (using software co-developed with Scott Satkin and Varun...
SciShow
Is Teletherapy Really Effective?
Remote mental health services have been around for a while, long before the pandemic. So, we've had plenty of time to study how well they work, and there are some encouraging findings.
TED-Ed
TED-Ed: Can you outsmart the fallacy that fooled a generation of doctors? | Elizabeth Cox
It's 1843, and a debate is raging about one of the most common killers of women: childbed fever— no one knows what causes it. One physician has observed patients with inflammation go on to develop childbed fever, and therefore believes...
TED-Ed
TED-Ed: The surprising cause of stomach ulcers - Rusha Modi
It's a common misconception that stomach ulcers are caused by emotional upset, psychological distress, or spicy food. Yet no convincing study has ever demonstrated that these factors directly cause ulcer disease. So what does cause...
SciShow
The Second-Ever Case of Full HIV Remission | SciShow News
There’s still a lot of work to be done before HIV is cured, but this week scientists reported the second-ever case of full HIV remission in a patient.