SciShow
What Do We Know About T Cells and COVID-19 Immunity? | SciShow News
There's another theory about the Covid-19 pandemic going around, and while it is pretty cool, it's not exactly the solution some are suggesting it might be.
TED Talks
TED: To solve old problems, study new species | Alejandro Sanchez Alvarado
Nature is wonderfully abundant, diverse and mysterious -- but biological research today tends to focus on only seven species, including rats, chickens, fruit flies and us. We're studying an astonishingly narrow sliver of life, says...
TED Talks
Susan Solomon: The promise of research with stem cells
Calling them "our bodies' own repair kits," Susan Solomon advocates research using lab-grown stem cells. By growing individual pluripotent stem cell lines, her team creates testbeds that could accelerate research into curing diseases --...
SciShow
What Are Fever Dreams?
You might have experienced those bizarre and emotionally intense dreams when you have a fever, but what are those?
TED Talks
Why I photograph the quiet moments of grief and loss | Caroline Catlin
The only thing as powerful as our grief is the love we have for those we've lost, says photographer Caroline Catlin. In this meditation on the intersection of life and death, Catlin shares how her personal journey with loss drove her to...
TED Talks
TED: A smarter, more precise way to think about public health | Sue Desmond-Hellmann
Sue Desmond-Hellmann is using precision public health -- an approach that incorporates big data, consumer monitoring, gene sequencing and other innovative tools -- to solve the world's most difficult medical problems. It's already helped...
TED Talks
TED: A secret weapon against Zika and other mosquito-borne diseases | Nina Fedoroff
Where did Zika come from, and what can we do about it? Molecular biologist Nina Fedoroff takes us around the world to understand Zika's origins and how it spread, proposing a controversial way to stop the virus -- and other deadly...
TED Talks
TED: What happens when you have a disease doctors can't diagnose | Jennifer Brea
Five years ago, TED Fellow Jennifer Brea became progressively ill with myalgic encephalomyelitis, commonly known as chronic fatigue syndrome, a debilitating illness that severely impairs normal activities and on bad days makes even the...
TED Talks
TED: How germs travel on planes -- and how we can stop them | Raymond Wang
Raymond Wang is only 17 years old, but he's already helping to build a healthier future. using fluid dynamics, he created computational simulations of how air moves on airplanes, and what he found is disturbing -- when a person sneezes...
TED Talks
TED: Why I train grandmothers to treat depression | Dixon Chibanda
Dixon Chibanda is one of 12 psychiatrists in Zimbabwe -- for a population of more than 16 million. Realizing that his country would never be able to scale traditional methods of treating those with mental health issues, Chibanda helped...
TED Talks
Johann Hari: This could be why you're depressed or anxious
In a moving talk, journalist Johann Hari shares fresh insights on the causes of depression and anxiety from experts around the world -- as well as some exciting emerging solutions. "If you're depressed or anxious, you're not weak and...
TED Talks
TED: A brain implant that turns your thoughts into text | Tom Oxley
What if you could control digital devices using just the power of thought? That's the incredible promise behind the Stentrode -- an implantable brain-computer interface that collects and wirelessly transmits information directly from the...
TED Talks
Max Little: A test for Parkinson's with a phone call
Parkinson's disease affects 6.3 million people worldwide, causing weakness and tremors, but there's no objective way to detect it early on. Yet. Applied mathematician and TED Fellow Max Little is testing a simple, cheap tool that in...
TED Talks
Ben Goldacre: Battling bad science
Every day there are news reports of new health advice, but how can you know if they're right? Doctor and epidemiologist Ben Goldacre shows us, at high speed, the ways evidence can be distorted, from the blindingly obvious nutrition...
TED Talks
TED: Can light stop the coronavirus? | David Brenner
Far-UVC light is a type of ultraviolet light that kills microbes and viruses and, crucially, seems to be safe to use around humans. Radiation scientist David Brenner describes how we could use this light to stop the spread of SARS-CoV-2,...
SciShow
Do Surgical Masks Protect You from Viruses?
You often see people wearing surgical masks or respirators during flu season, but do they even do anything?
TED Talks
Paul Ewald: Can we domesticate germs?
Evolutionary biologist Paul Ewald drags us into the sewer to discuss germs. Why are some more harmful than others? How could we make the harmful ones benign? Searching for answers, he examines a disgusting, fascinating case: diarrhea.
SciShow
What Happens If You Stop Pooping?
Constipation is no fun. Luckily, it can usually be remedied with a handful of prunes, a few cups of coffee, and some patience. However, if you don't poop for a long, long time, constipation can develop into some serious health problems.
TED Talks
Hadyn Parry: Re-engineering mosquitos to fight disease
In a single year, there are 200-300 million cases of malaria and 50-100 million cases of dengue fever worldwide. So: Why haven't we found a way to effectively kill mosquitos yet? Hadyn Parry presents a fascinating solution: genetically...
TED Talks
TED: How AI is making it easier to diagnose disease | Pratik Shah
Today's AI algorithms require tens of thousands of expensive medical images to detect a patient's disease. What if we could drastically reduce the amount of data needed to train an AI, making diagnoses low-cost and more effective? TED...
TED Talks
David Heymann: What we do (and don't) know about the coronavirus
What happens if you get infected with the coronavirus? Who's most at risk? How can you protect yourself? Public health expert David Heymann, who led the global response to the SARS outbreak in 2003, shares the latest findings about...
SciShow
How Your Blood Type Protects and Hurts You
Did you know that your blood type affects more than just who you can donate blood to?
TED-Ed
TED-Ed: What is a coronavirus?
For almost a decade, scientists chased the source of a deadly new virus through China’s tallest mountains and most isolated caverns. They finally found it in the bats of Shitou Cave. The virus in question was a coronavirus that caused an...
TED Talks
Alanna Shaikh: How I'm preparing to get Alzheimer's
When faced with a parent suffering from Alzheimer's, most of us respond with denial ("It won't happen to me") or extreme efforts at prevention. But global health expert and TED Fellow Alanna Shaikh sees it differently. She's taking three...