Ai Weiwei: 'Life is never guaranteed to be safe'
Ai Weiwei, the Chinese artist who will soon take over Tate Modern's Turbine Hall, on why he wants to tell people that it's OK to speak out.
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urprising, but true: More women now die of heart disease than men, yet cardiovascular research has long focused on men. Pioneering doctor C. Noel Bairey Merz shares what we know and don't know about women's heart health -- including the remarkably different symptoms women present during a heart attack (and why they're often missed).
Esther Perel: The Secret to Desire in a Long-Term Relationship
This video is a short lecture by Esther Perel about The secret to desire in a long-term relationship.
The Power of Introverts
In a culture where being social and outgoing are prized above all else, it can be difficult, even shameful, to be an introvert. But, as Susan Cain argues in this passionate talk, introverts bring extraordinary talents and abilities to the world, and should be encouraged and celebrated.
Vedic Astrology Basics with Howard Beckman 1
Howard "Hamsa" Beckman is a master Vedic Astrologer with over 35 years experience. As a teacher of Vedanta and Vedic science he travels worldwide teaching the interconnection of the "Three Sister Sciences" of Ayurveda, Yoga & Vedic (Jyotish) Astrology.
Underwater Astonishments
David Gallo shows jaw-dropping footage of amazing sea creatures, including a color-shifting cuttlefish, a perfectly camouflaged octopus, and a Times Square's worth of neon light displays from fish who live in the blackest depths of the ocean.