SciShow
Personalized Cancer Treatment Just Got Harder
Scientists are working to develop personalized cancer treatments, but one obstacle in the way is figuring out how different cells react to one another.
TED-Ed
TED-Ed: How do ventilators work?
In the 16th century, physician Andreas Vesalius described how a suffocating animal could be kept alive by inserting a tube into its trachea and blowing air to inflate its lungs. Today, Vesalius’s treatise is recognized as the first...
TED Talks
Michael Specter: The danger of science denial
Vaccine-autism claims, "Frankenfood" bans, the herbal cure craze: All point to the public's growing fear (and, often, outright denial) of science and reason, says Michael Specter. He warns the trend spells disaster for human progress.
SciShow
Eating Your Immunizations
For those with a fear of needles, edible vaccines seem like some distant utopian dream, but that dream may soon be a reality... for chickens.
TED Talks
Richard Weller: Could the sun be good for your heart?
Our bodies get Vitamin D from the sun, but as dermatologist Richard Weller suggests, sunlight may confer another surprising benefit too. New research by his team shows that nitric oxide, a chemical transmitter stored in huge reserves in...
SciShow
Does Air on Planes Make You Sick?
If you get sick a few days after a flight, you might want to blame it on the recycled air in the plane- but planes aren't actually giant germ incubators.
TED Talks
Bruce Aylward: How we'll stop polio for good
Polio is almost completely eradicated. But as Bruce Aylward says: Almost isn't good enough with a disease this terrifying. Aylward lays out the plan to continue the scientific miracle that ended polio in most of the world -- and to snuff...
TED-Ed
TED-Ed: Diagnosing a zombie: Brain and body - Tim Verstynen & Bradley Voytek
Zombies eat brains. They are also, like all of us, driven by brain functions. What is happening in their brains to make them act as they do? In this intriguing dialogue, Tim Verstynen & Bradley Voytek apply the various human medical...
TED-Ed
TED-Ed: What makes TB the world's most infectious killer? - Melvin Sanicas
Learn why tuberculosis, TB, is the world’s most infectious disease and how medical advancements are improving treatment. -- In 2008, two 9,000-year old skeletons were found with their bones infected by an all too familiar bacterium. The...
TED-Ed
TED-ED: The case of the vanishing honeybees - Emma Bryce
In the past decade, the US honeybee population has been decreasing at an alarming and unprecedented rate. While this is obviously bad news for honeypots everywhere, bees also help feed us in a bigger way -- by pollinating our nation's...
SciShow
You Can "Catch" Alzheimer's Disease
Alzheimer’s isn’t contagious -- at least, in the sense that you can’t catch it from being around somebody who has it. But, it turns out, it is transmissible, just not directly.
Crash Course
Changing the Blueprints of Life - Genetic Engineering: Crash Course Engineering #38
Can we change the blueprints of life? This week we are exploring that question with genetic engineering. We’ll discuss how selective breeding can improve agricultural practices, and the potential DNA-level engineering could have on other...
TED Talks
TED: This tiny particle could roam your body to find tumors | Sangeeta Bhatia
What if we could find cancerous tumors years before they can harm us -- without expensive screening facilities or even steady electricity? Physician, bioengineer and entrepreneur Sangeeta Bhatia leads a multidisciplinary lab that...
TED-Ed
TED-Ed: How do we determine the value of a life? | Rebecca L. Walker
To protect against a possible resurgence of smallpox, the US government is funding research to improve treatments and vaccines. And since it's unethical to expose people to a highly lethal virus, labs are using monkeys as research...
TED Talks
Kristen Ashburn: The face of AIDS in Africa
In this moving talk, documentary photographer Kristen Ashburn shares unforgettable images of the human impact of AIDS in Africa.
SciShow
Taboos of Science
Hank discusses some of the taboos which have plagued scientific inquiry in the past and a few that still exist today.
SciShow
3 Extreme Climate Fixes
Hank talks about a few - maybe crazy, maybe reasonable - geoengineering schemes that some scientists have come up with in order to "fix" climate change, including designer clouds, ocean fertilization, and stratospheric shading with...
TED Talks
TED: How we'll fight the next deadly virus | Pardis Sabeti
When ebola broke out in March 2014, Pardis Sabeti and her team got to work sequencing the virus's genome, learning how it mutated and spread. Sabeti immediately released her research online, so virus trackers and scientists from around...
TED-Ed
TED-Ed: Why is it so hard to cure the common cold? | TED-Ed
On average, adults catch more than 150 colds throughout their lives. Even with similar symptoms, the cause could be different each time. Common colds are caused by at least 8 different families of virus, each of which can have its own...
SciShow
Why Inducing Hallucinations Might Be a Good Idea
Researchers have developed ways to induce hallucinations, and though it sounds weird, it could also tell us a lot about mental health.
SciShow
4 Body Parts Discovered in the Last 10 Years
Did you know we are still discovering completely new pieces of our anatomies? Even in the last decade, we've found multiple new body parts, including some you can see with the naked eye!
SciShow
COVID-19 Reinfections Are a Thing: Here’s What We Know So Far | SciShow News
Researchers believe you can get reinfected with COVID-19, but we're not quite sure if that's a bad thing yet.
SciShow
Bringing Back the Lost American Chestnut Tree
American chestnut trees were all over the US at the end of the 19th century until the fungus wiped most of them out. Scientists have been trying to figure out ways to bring those endangered American chestnuts back to their former glory.
TED Talks
TED: How to create a world where no one dies waiting for a transplant | Luhan Yang
For nearly half a century, scientists have been trying to create a process for transplanting animal organs into humans, a theoretical dream that could help the hundreds of thousands of people in need of a lifesaving transplant. But the...