TED-Ed
TED-Ed: How do doctors determine what stage of cancer you have? | Hyunsoo Joshua No and Trudy Wu
Each year, approximately 20 million people receive a cancer diagnosis. At that time, a patient usually learns their cancer’s stage, which is typically a number ranging from one to four. While staging is designed, in part, to help...
TED-Ed
TED-Ed: Can you transplant a head to another body? | Max G. Levy
In 1970, neurosurgeon Robert White and his team carted two monkeys into an operating room to conduct an ambitious experiment. The objective was to connect the head of Monkey A to the body of Monkey B, in what he considered a whole-body...
SciShow
The First CRISPR Gene Therapy Is Here
CRISPR is a powerful gene editing tool, but its uses have been purely scientific until now. In 2023, US and UK drug regulators including the FDA approved Casgevy, a CRISPR/Cas9-based therapy for sickle cell disease and beta-thalassemia....
SciShow
The Rare Disorder That Turns Everyone Else Into Demons
Prosopometamorphopsia is an extremely rare disorder of facial processing that makes other people's faces look demonic or seem to melt. But in the process of treating these people, we can also learn how our brain understands what a face...
TED Talks
TED: What happens to sex in midlife? A look at the "bedroom gap" | Maria Sophocles
Menopause isn't just hot flashes, says gynecologist and sexual medicine specialist Maria Sophocles. It's often accompanied by overlooked symptoms like painful sex or loss of libido. Shedding light on what she calls the "bedroom gap," or...
SciShow
A Vaccine That Makes Your Immune System ... Forget?
Vaccines for covid or the flu teach your immune system to remember a threat so that it responds when that threat shows up. Some researchers want to delete immune memories instead, because those aberrant memories are the cause of...
SciShow
Is This About To Revolutionize Antidepressants?
Wouldn't it be nice if psychiatrists could stick patients with depression in an EEG and find out what antidepressant, like an SSRI, might be best for them, eliminating months of trial and error? A new study shows how that might be coming...
TED-Ed
TED-Ed: The gory history of barber surgeons | Stephanie Honchell Smith
It’s a cold morning in 15th century France and you’re off to the barber for a shave and haircut. You hear the familiar sound of singing inside and eye a bowl of blood in the window. You grab a cup of ale and examine the array of teeth...
SciShow
Does Tylenol Actually Do Anything?
The pain reliever known as acetaminophen or paracetamol, marketed under brand names like Tylenol, Calpol or Panadol, has an excellent reputation. But the quality of evidence that it actually works is shockingly poor. So, do doctors and...
SciShow
Is Mifepristone Safer Than Viagra? Yes*
Mifepristone, a drug used for medical abortions, is under fire in the United States, with critics claiming it isn't safe to use. Abortion rights advocates often revert to a funny talking point to argue for its safety, but how accurate is...
SciShow
How PET Scans See Cancer
When someone gets a PET scan to detect tumors and how far a cancer has spread, that machine is actually detecting sugar. Because cancer has a sweet tooth, and this phenomenon, called the Warburg effect, may help us develop new cancer...
PBS
Innovative Clinic Helps Doctors Avoid Burnout And Makes Healthcare More Affordable
The U.S. faces a growing shortage of physicians, especially those in primary care fields like internal medicine, mental health and pediatrics. The shortfall is driven by population and demographic trends and burnout. Fred de Sam Lazaro...
SciShow
The Key to an Artificial Heart ... and Open-Heart Surgery
Scientists have been trying to pull blood out of the body and put it back in again since the early 1800s, but bypass machines haven't been easy to get right.
SciShow
Placebos & Nocebos: How Your Brain Heals and Hurts You
You've probably heard how some drugs and treatments make people feel better, even when they turn out to be fake. That's the placebo effect, but how does it work? And could the same effect backfire, causing your brain to make you feel...
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.
SciShow
The Rarest Cancer on Earth: Only One Known Case
You've heard of Breast Cancer, Skin Cancer, Colon Cancer, and many others. But this specific cancer was something entirely different—it took a research team five months to diagnose this specific cancer case, and that’s due purely to its...
SciShow
The Most Brilliant Scientists (Who No One Believed)
Did you know that the scientist who invented germ theory was disbelieved for over a decade? There are many brilliant scientists who's genius wasn't believed until many years later. Join Hank Green for a new episode of SciShow and learn...
SciShow
New Insights Into 'The Mind's Eye'
SciShow explores a newly identified neurological condition, aphantasia, the inability to visualize things in your imagination, and gives tribute to Dr. Oliver Sacks, popular explorer of the human mind.
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-Ed
TED-Ed: What did people do before anesthesia? | Sally Frampton
The quest for anesthetics that could induce unconsciousness and enable more meticulous surgeries began around the early 3rd century CE. Before anesthesia was widely used, patients had to consciously endure every moment of surgery. So,...
PBS
The science of using your expectations to relieve pain
Traditional healing is used around the world, from acupuncture to laying of hands to yoga. How do these alternative remedies work to heal the body and the brain? As part of our series ScienceScope and in cooperation with the Pulitzer...
PBS
Why Doctors Are Increasingly Prescribing Nature
As rates of chronic disease among children have skyrocketed over the past few decades, pediatricians have increasingly looked for solutions beyond the clinic. Sometimes that means actually prescribing time outside. Special correspondent...
PBS
Memphis midwives work to address racial disparities in care
More women in America die from pregnancy-related complications than in any other developed country in the world, and black women are most affected. NewsHour Weekend's Ivette Feliciano reports on one clinic in Memphis, Tennessee, where...
PBS
What orchestras can teach executives about conducting business
Corporate executives are getting a lesson in leadership and communication
from the conductor’s podium thanks to the Music Paradigm, a program that
trains business leaders in the fine art of teamwork. Paul Solman goes
behind the scenes...