WATCH: Inside Every Human Cell Lies the Fountain of Youth

Professor Douglas Melton takes a look at the basis for regenerative medicine, the human body’s ability to divide, grow, and specialize cells.

Welcome to The Floating University. Instead of taking out thousands of dollars in student loans, or to get a jump-start on the education you wish you'd had, begin watching these amazing one-hour lectures by some of America's most talented thinkers, investors, artists, and leaders.


We've been introducing each video specifically over the past couple weeks, but we've also put all the videos here. That's the foundation of an Ivy League education on a single page — because we think knowledge can change a person's life, and it would be a shame to keep that knowledge locked away. These videos are pretty amazing! We hope you agree.

In this video, professor Douglas Melton introduces the science of stem cells and their greatest hope: new “man-made” stem cells that could soon be used to reverse incurable degenerative diseases like diabetes, heart disease, and Alzheimer’s. Professor Melton tells how these same stem cells may be the keys that unlock an end to aging as we know it.

3D printing might save your life one day. It's transforming medicine and health care.

What can 3D printing do for medicine? The "sky is the limit," says Northwell Health researcher Dr. Todd Goldstein.

Northwell Health
Sponsored by Northwell Health
  • Medical professionals are currently using 3D printers to create prosthetics and patient-specific organ models that doctors can use to prepare for surgery.
  • Eventually, scientists hope to print patient-specific organs that can be transplanted safely into the human body.
  • Northwell Health, New York State's largest health care provider, is pioneering 3D printing in medicine in three key ways.
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Depression is different for everyone. Here’s what it’s like for me.

Depression is quicksand, says comedian Pete Holmes. Try this method to help you cope and live with depression.

Videos
  • Everyone's experience with depression is different, but for comedian Pete Holmes the key to living with depression has been to observe his own thoughts in an impartial way.
  • Holmes' method, taught to him by psychologist and spiritual leader Ram Dass, is to connect to his base consciousness and think about himself and his emotions in the third person.
  • You can't push depression away, but you can shift your mindset to help better cope with depression, anxiety, and negative emotions. If you feel depressed, you can connect with a crisis counselor anytime in the US.
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Why the south of Westeros is the north of Ireland

As Game of Thrones ends, a revealing resolution to its perplexing geography.

Image: YouTube / Doosh
Strange Maps
  • The fantasy world of Game of Thrones was inspired by real places and events.
  • But the map of Westeros is a good example of the perplexing relation between fantasy and reality.
  • Like Britain, it has a Wall in the North, but the map only really clicks into place if you add Ireland.
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Big Think Edge
  • Conformity is not conducive to good problem solving, says economist and author Tim Harford.
  • The opposite of conformity? Diversity.
  • The kind of discussions that diversity facilitates actually improve the ability of groups to arrive at effective solutions.