In 2014, Erika Cheung made a discovery that would ultimately help bring down her employer, Theranos, as well as its founder, Elizabeth Holmes, who claimed to have invented technology that would transform medicine. The decision to become...

Until now, researchers have assumed that healthy cells switch off the enzyme telomerase as a way to protect themselves from turning cancerous. But a new study suggests the enzyme may have a healthier role than we previously thought....

Matt Mills and Tamara Roukaerts demonstrate Aurasma, a new augmented reality tool that can seamlessly animate the world as seen through a smartphone. Going beyond previous augmented reality, their "auras" can do everything from making a...

Todd Humphreys forecasts the near-future of geolocation when millimeter-accurate GPS "dots" will enable you to find pin-point locations, index-search your physical possessions ... or to track people without their knowledge. And the...

The constant thud underneath your feet. The constrained space. The monotony of going nowhere fast. Running on a treadmill can certainly feel like torture, but did you know it was originally used for that very purpose? Conor Heffernan...

The nerve disease ALS left graffiti artist TEMPT paralyzed from head to toe, forced to communicate blink by blink. In a remarkable talk at TEDActive, entrepreneur Mick Ebeling shares how he and a team of collaborators built an...

As we hurtle through the development of the digital world, it's important to keep in mind the security implications of the technology we use.

How do you build a wheelchair ready to blaze through mud and sand, all for under $200? MIT engineer Amos Winter guides us through the mechanics of an all-terrain wheelchair that's cheap and easy to build -- for true accessibility -- and...

If we're going to send astronauts out to Mars someday, we'll need to figure out how to send a pharmacy with them

Your smartphone may feel like a friend -- but a true friend would give you a smile once in a while. At TED2013, Keller Rinaudo demos Romo, the smartphone-powered mini robot who can motor along with you on a walk, slide you a cup of...

Because you demanded it .... we break down the EM Drive!

Surgeons are required every day to puncture human skin before procedures — with the risk of damaging what's on the other side. In a fascinating talk, find out how mechanical engineer Nikolai Begg is using physics to update an important...

Two-thirds of the world may not have access to the latest smartphone, but local electronic shops are adept at fixing older tech using low-cost parts. Vinay Venkatraman explains his work in "technology crafts," through which a mobile...

Traditional lab tests for disease diagnosis can be too expensive and cumbersome for the regions most in need. George Whitesides' ingenious answer is a foolproof tool that can be manufactured at virtually zero cost.

Eythor Bender of Berkeley Bionics brings onstage two amazing exoskeletons, HULC and eLEGS -- robotic add-ons that could one day allow a human to carry 200 pounds without tiring, or allow a wheelchair user to stand and walk. It's a...

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...

After serial photography became a thing, it wasn't long before motion pictures started to develop. And, at the front of that development was Thomas Edison, who you may know as an inventor and business person. In this episode of Crash...

In this funny (and actually poignant) 3-minute talk, social strategist Renny Gleeson breaks down our always-on social world -- where the experience we're having right now is less interesting than what we'll tweet about it later.

Jessi and Squeaks want a way to let their friends know when it's time to play at the Fort, so they work together and use engineering to build a prototype solution!



NGSS: ETS1.A : Defining and Delimiting Engineerin
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When he was young, artist Shih Chieh Huang loved taking toys apart and perusing the aisles of night markets in Taiwan for unexpected objects. Today, this TED Fellow creates madcap sculptures that seem to have a life of their own—with...

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...

FYI: We try to leave jargon out of our videos, but if you want to learn more about this topic, here are some handy keywords to get your googling started:

Data - information, typically stored on computers via electrical...

Today is the anniversary of the best-worst day of your life. The best part was discovering a subterranean city on Mars. The worst part was when you lost contact with Earth. You and the other 99 scientists have spent the year engineering...

Physicist Steven Cowley is certain that nuclear fusion is the only truly sustainable solution to the fuel crisis. He explains why fusion will work -- and details the projects that he and many others have devoted their lives to, working...