Vintage Yellowstone National Park

As the first National Park in the United States, Yellowstone has always had a special place in the hearts of American vacationers. These vintage advertisements show how much the park has changed (bear feeding grounds!), and how in many ways, Yellowstone has not changed at all.

From the Library of Congress

Raspberry Pi 3

Lady Ada goes over all that is new with the latest Pi.

From Adafruit Industries.

What Makes a Good Life? Lessons from the Longest Study on Happiness

What keeps us happy and healthy as we go through life? If you think it's fame and money, you're not alone – but, according to psychiatrist Robert Waldinger, you're mistaken. As the director of 75-year-old study on adult development, Waldinger has unprecedented access to data on true happiness and satisfaction. In this talk, he shares three important lessons learned from the study as well as some practical, old-as-the-hills wisdom on how to build a fulfilling, long life.

From TED Talks

Frustration Feeds Creative

Challenges and problems can derail your creative process ... or they can make you more creative than ever. In the surprising story behind the best-selling solo piano album of all time, Tim Harford may just convince you of the advantages of having to work with a little mess.

From TEDTalks

8 Intelligences

What does it mean when someone calls you smart or intelligent? According to developmental psychologist Howard Gardner, it could mean one of eight things.

From Big Think

Cancer-Detecting Goggles

Contributor Crystal Dilworth shares her perspective from a test drive of infrared, cancer-detecting eye-gear.

From TechKnow