SciShow
Why Are COVID Fatality Rates Dropping?
Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.
SciShow
How to Make a Superbug, and an Even More Super-Collider!
SciShow News explains how evolution and antibiotics have teamed up to produce an ordinary germ that can now, sometimes, kill people. Also, our favorite piece of science equipment -- the Large Hadron Collider -- has big plans for this...
SciShow
Dual-Sex Butterfly and the Risks of ... Oxygen
SciShow News shares the latest science headlines, including a newly-found butterfly that’s half male and half female, and new insights into the association between cancer and … breathing.
TED Talks
Nicholas Christakis: How social networks predict epidemics
After mapping humans' intricate social networks, Nicholas Christakis and colleague James Fowler began investigating how this information could better our lives. Now, he reveals his hot-off-the-press findings: These networks can be used...
SciShow
Will COVID-19 Go Away in the Summer?
COVID-19 has the potential to ebb and flow with the seasons, but because it's a novel pandemic, that doesn't mean we're off the hook this summer.
SciShow
Why Do Some Doctors Still Use Bloodletting?
Has a doctor ever told you that you just have too much blood? Probably not, but there are a handful of conditions where being a little low might be good for you.
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.
SciShow
Do Placebos Work For Animals? Yes, Weirdly Enough
A placebo can only work if someone (or something) believes it will. So how can animals be fooled by the placebo effect?
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
TED: Lifelike simulations that make real-life surgery safer | Peter Weinstock
Critical care doctor Peter Weinstock shows how surgical teams are using a blend of Hollywood special effects and 3D printing to create amazingly lifelike reproductions of real patients -- so they can practice risky surgeries ahead of...
TED Talks
Li Wei Tan: The fascinating science of bubbles, from soap to champagne
In this whimsical talk and live demo, scientist Li Wei Tan shares the secrets of bubbles -- from their relentless pursuit of geometric perfection to their applications in medicine and shipping, where designers are creating more efficient...
TED Talks
Juan Enriquez: The life code that will reshape the future
Scientific discoveries, futurist Juan Enriquez notes, demand a shift in code, and our ability to thrive depends on our mastery of that code. Here, he applies this notion to the field of genomics.
TED Talks
Daniel Kraft: A better way to harvest bone marrow
Daniel Kraft demos his Marrow Miner -- a new device that quickly harvests life-saving bone marrow with minimal pain to the donor. He emphasizes that the adult stem cells found in bone marrow can be used to treat many terminal conditions,...
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 --...
TED Talks
Priti Krishtel: Why are drug prices so high? Investigating the outdated US patent system
Between 2006 and 2016, the number of drug patents granted in the United States doubled -- but not because there was an explosion in invention or innovation. Drug companies have learned how to game the system, accumulating patents not for...
TED-Ed
TED-Ed: A day in the life of an ancient Celtic Druid | Philip Freeman
As the sun rises in 55 BCE, Camma lays two pigeons on the altar at the center of her village. She wrings the birds' necks and cuts them open to examine their entrails for divine messages. Camma is a druid. She conducts religious rites,...
TED Talks
TED: How we can make energy more affordable for low-income families | DeAndrea Salvador
Every month, millions of Americans face an impossible choice: pay for energy to power their homes, or pay for basic needs like food and medicine. TED Fellow DeAndrea Salvador is working to reduce energy costs so that no one has to make...
SciShow
Female Viagra' & New Insights Into Narcolepsy
Recent research has offered some new insights into our biochemistry -- from a proposed drug for sexual arousal to a possible link between the flu and narcolepsy.
TED Talks
Grégoire Courtine: The paralyzed rat that walked
A spinal cord injury can sever the communication between your brain and your body, leading to paralysis. Fresh from his lab, Grégoire Courtine shows a new method -- combining drugs, electrical stimulation and a robot -- that could...
TED Talks
TED: What it takes to crush a pandemic | Johanna Benesty
An effective COVID-19 vaccine is just the first step in ending the pandemic, says global health strategist Johanna Benesty. In this illuminating talk, she explores the various barriers to "equitable access" -- making sure COVID-19...
SciShow
Quiz Show: How Well Do You Really Know the Human Body?
It's another round of Hank facing off against one of the VidCon elite—this time, Executive Vice President Colin Hickey. Will Colin's surprise expertise help him dominate?
SciShow
How Close Are We to Curing Alzheimer's?
Researchers are working hard to understand the mechanics of Alzheimer's disease and other forms of dementia. So, how close are we to finding a cure?
SciShow
Antimony: The Life-Saving Toxin
Antimony is toxic to inhale, swallow and touch, but it might also save your life.
TED Talks
TED: How we're using drones to deliver blood and save lives | Keller Rinaudo
Keller Rinaudo wants everyone on earth to have access to basic health care, no matter how hard it is to reach them. With his start-up Zipline, he has created the world's first drone delivery system to operate at national scale,...