What if instead of going to the store to buy a new toilet brush, all you had to do was walk into your office and print one out? With recent advances in 3D printing, such a scenario might not be as far away as you think. Chapters PRINT...

In 1948, Spanish ophthalmologist Jose Ignacio Barraquer Moner was fed up with glasses. He wanted a solution for blurry vision that fixed the eye itself, without relying on external aids. The surgery he eventually devised was called...

In the 1950s, the discovery of two new drugs sparked what would become a multi-billion dollar market for antidepressants. Neither drug was intended to treat depression at all— many doctors and scientists believed psychotherapy was the...

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...

There’s more to DNA than just the double helix we know and love: under some conditions this familiar molecule can take on unfamiliar forms, each of which can have a different impact on our health.

Afflicting nearly 1 in 10 Americans, syphilis was ravaging the U.S. in the 1930s. Many doctors believed syphilis affected Black and white patients differently, and the Public Health Service launched an experiment to investigate,...

Fun Fact: people can donate over half of their liver, and the tissue will grow back within a year! Knowing that, it seems pretty logical to assume that we could just keep donating and regrowing our livers over and over again, but is that...

Most people will take a pill, receive an injection, or otherwise take some kind of medicine during their lives. But most of us don't know anything about how these substances actually work. How can various compounds impact the way we...

In the 1930s, a mistake that cost over a hundred lives helped usher in a new era of safer medicine.

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.

Chimpanzees in Gabon have been observed using bugs as a possible antiseptic, but what's more surprising is that they're applying this remedy to one another in what may be a form of chimpanzee health care.

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 explains a new breakthrough in our battle against pathogens: nano magnets that clean the blood!

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From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?

In the 20th century, most vaccines took over a decade to research, test, and produce. But the vaccines for COVID-19 were cleared for emergency use in less than 11 months. The secret behind this speed is a medical technology that's been...

We need to change how we prescribe drugs, says physician Daniel Kraft: too often, medications are dosed incorrectly, cause toxic side effects or just don't work. In a talk and concept demo, Kraft shares his vision for a future of...

Current medical treatment boils down to six words: Have disease, take pill, kill something. But physician Siddhartha Mukherjee points to a future of medicine that will transform the way we heal.

Medicine has made leaps and bounds in treating illnesses in the last century, but are they ever going to get around to curing the common cold? We might be closer than you think.

Night blindness is real, and it can be caused by any number of things that affect the complicated mechanics of your vision.

What does it take to regrow bone in mass quantities? Typical bone regeneration -- wherein bone is taken from a patient’s hip and grafted onto damaged bone elsewhere in the body -- is limited and can cause great pain just a few years...

In the 1960s drug-resistant strains of malaria emerged, making the disease even deadlier than before. Then, pharmaceutical scientist Tu Youyou discovered a promising new remedy buried within the pages of ancient Chinese texts.

Ninety-six percent of genome studies are based on people of european descent. The rest of the world is virtually unrepresented -- and this is dangerous, says geneticist and TED Fellow Keolu Fox, because we react to drugs differently...

Microbes are all around us, on everything we touch, drink, or eat. While most microbes can't hurt us, you don't have to go much farther than your own backyard to find some that really can! Chapters PLAGUE 0:39 TULAREMIA 4:48...

What can we learn from the slimy, smelly side of life? In this playful talk, science journalist Anna Rothschild shows us the hidden wisdom of "gross stuff" and explains why avoiding the creepy underbelly of nature, medicine and...