Every great and difficult thing has required a strong sense of optimism, says editor and author Kevin Kelly, who believes that we have a moral obligation to be optimistic. Tracing humanity's progress throughout history, he's observed...

Do we really have free will? Today Hank explores possible answers to that question, explaining theories like libertarian free will and it’s counterpoint, hard determinism.

Howcast - Learn how well sugar gliders get along with other pets from veterinarian Anthony Pilny in this Howcast video about these funny animals.

Howcast - Dog training classes can be helpful when you need to control your dog, but you may not need them if you are just teaching Fido to sit.

Howcast - Learn how to adopt a from a shelter from dog trainer Robert Haussmann of Dogboy, Inc. in this Howcast video.

Howcast - Learn how to find a dog breeder from dog trainer Robert Haussmann of Dogboy, Inc. in this Howcast video.

This video presents a performance from Act 1, Scene 2 of Shakespeare's "The Taming of the Shrew." In this passage, Hortensio elaborates on his proposal to help Petruchio find a wife, describing a wealthy, beautiful, yet exceedingly...

Ever wonder why some people seem to be naturally anxious?
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It's possible that it's not your environment, but your temperament. In this video I'll share what you need to know about anxiety and if you have a "nervous" or an...

We've all taken a personality test. They're fun! But how reliable are they? Of course the silly ones online don't mean anything. But what about the Myers-Briggs? The Big 5? As it turns out, the latter is more reliable, so let's talk...

Jerome Kagan is a Daniel and Amy Starch Professor of Psychology at Harvard University



Professor Kagan's research, on the cognitive and emotional development of a child during the first decade of life, focuses on the origins...

As far back as the 7th Century BC, Chinese music theorists and mathematicians realized that the Octave wasn't quite even. So, for the next 2100 years they tried various things before eventually coming to a conclusion in 1584. Today, we...

It was the Ancient Greeks who first started talking about temperament. They put temperamental differences down to predominant body fluids. After a hiatus of more than 1000 years, modern-day Psychologists have returned to the question of...

An introduction to the 48 Preludes & Fugues and Bach's Prelude & Fugue in F# Minor (BWV859). This music analysis video provides a simple examination of the work. Through this study one begins to understand the structure and musical...

Harriet Fasenfest explains how her love of food gardening, of cooking, and her early exposure to social issues evolved into her own brand of political consciousness that actively guides her present life.

This video explains the difference between introverts and extroverts and how they gain and recharge their mental energy. It also provides tips for teachers and leaders to support both temperaments and help them develop their strengths.