Dan Gilbert presents research and data from his exploration of happiness -- sharing some surprising tests and experiments that you can also try on yourself. Watch through to the end for a sparkling Q&A with some familiar TED faces.

Astronomer Jean-Luc Margot has come up with a new definition for planets that may help us categorize worlds outside of the solar system, and we may have also discovered a new dwarf planet within the solar system!

Soviet agronomist Nikolai Ivanovich Vavilov was obsessed with plants. Especially finding out where domesticated crops first came from. And out of his research came a proposal that certain crops, like rye and oats, were evolutionary...

Every amazing mission you know about today started off as just an idea, and some of 2019’s early phase NIAC concepts could mean big things for our future.

The Sahara is rather famously a desert, but it wasn't always that way. And during the time of lush green forests, there were plenty of people who lived there, but they've been hard to study. However, new genetic analysis has given us...

Natalie Jeremijenko's unusual lab puts art to work, and addresses environmental woes by combining engineering know-how with public art and a team of volunteers. These real-life experiments include: Walking tadpoles, texting "fish,"...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Marina Abramovi's art pushes the boundary between audience and artist in pursuit of heightened consciousness and...

Black holes! From Stephen Hawking to Interstellar, black holes are mammoths in the world of science AND sci-fi. But what exactly IS a black hole? Do events happen inside black holes? Are black holes really a hole? Are black holes really...

How can the magic of live theater, live music, live dance compete with the always-on Internet? Ben Cameron offers a bold look forward to a world where live arts matter more than ever -- to link humans together at a primal level of shared...

What if the polarizing mess of social media, clickbait headlines and addictive algorithms isn't a breakdown of media but a transition to something better? Substack cofounder Hamish McKenzie explores how independent creators are growing a...

Ursus Wehrli shares his vision for a cleaner, more organized, tidier form of art -- by deconstructing the paintings of modern masters into their component pieces, sorted by color and size.

emily Parsons-Lord re-creates air from distinct moments in earth's history -- from the clean, fresh-tasting air of the Carboniferous period to the soda-water air of the Great Dying to the heavy, toxic air of the future we're creating. By...

* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Paola Antonelli, design curator at New York's Museum of Modern Art, wants to spread her appreciation of design --...

1) Theory behind the triple sugar iron (TSI) in microbiology. 2) How to identify A/A, K/K, and K/A reactions. 3) How to identify production of gas and/or hydrogen sulfide (H2S).

This week we answer your questions from our art hotline* and talk about the distinction between art and craft (if any), art world pretension, the proliferation of images, imposter syndrome, and more.

With 2017 comes great change. Assignments are ending, but the channel is not! Starting in March we’ll be focusing on "The Case for" videos, Art Trips, and other art and art history related topics. We're also starting an Art Assignment...

What is Art Therapy? How can you use aspects of it in your next art encounter? We explore these questions at the Sidney and Lois Eskenazi Museum of Art with art therapist Lauren Daugherty.

MOT 1934: GERMAN AGGRESSION: Cannon firing. NIGHT: Hitler standing on balcony saluting Nazi salute almost wave of hand. German Nazi soldiers troops marching goosestep in street.

In part 2 of the INET interview with John Fullerton, he goes over a few writers who are breaking new ground in the evolving space between the economy and the environment<br/>

This video tutorial covers the major bony landmarks of the vertebrae.

Evacuated Tube Transport is an airless, frictionless, maglev-like form of transportation which is safer, cheaper and quieter than trains or airplanes. Six-person capsules travel in the tubes and can reach a maximum speed of 6,500 km/h,...

Is There Life On Mars? A harmonic analysis of one of Bowie's best. We delve into the mind of the composer and explore what makes David Bowie’s “Life on Mars” such an original and iconic song. The main focus is on the harmonic content of...

Howcast - Learn how to do a baratoplata from a triangle choke MMA submission from Team Radical MMA head coach Rene Dreifuss in this Howcast video.

Independent public art like graffiti and street art often gets a bad rap, thanks to its legal classification as vandalism. But these art forms have much to offer as a means for people to speak truth to power and take ownership of...