Random Talks

View the full lesson: http://ed.ted.com/lessons/how-many-un… The fact that no one knows the answer to this question is what makes it exciting. T

View full lesson: http://ed.ted.com/lessons/early-foren… In a CSI age, we take forensic science for granted. New York did not have a medical exa

Janet Crawford dives into the unconscious associations that are often made with regard to gender. It’s hard not to reflect on our own unconscious asso

View full lesson: http://ed.ted.com/lessons/making-sens… Like many heroes of Greek myths, the philosopher Hippasus was rumored to have been mort

View full lesson: https://ed.ted.com/lessons/the-scienc… When ultraviolet sunlight hits our skin, it affects each of us differently. Depending o

View full lesson: http://ed.ted.com/lessons/exploration… There is a mind-boggling amount of data floating around our society. Physicists at CERN

View full lesson: http://ed.ted.com/lessons/the-science… One could say that snowflakes are simply frozen water — but if you compare a snowflake

Art majors everywhere, take heart: John Maeda is lobbying to ensure your future by fusing art and design with science and infusing technology with sou

View full lesson: http://ed.ted.com/lessons/how-to-make… Infertility affects 1 in 8 couples worldwide. But in the last 40 years, more than 5 mil

Shiroh Tenge expects miracles—and achieves them. His Holotropic Network and associated holotropic centers and retreats, following the Maha Samadi trad

View full lesson: http://ed.ted.com/lessons/why-do-wome… A handful of species on Earth share a seemingly mysterious trait: a menstrual cycle. We

View full lesson: http://ed.ted.com/lessons/why-are-the… If insects suddenly morphed into large beings and decided to wage war on us, there’s no

View full lesson: http://ed.ted.com/lessons/how-the-foo… When it comes to what you bite, chew and swallow, your choices have a direct and long-l

Teaching is both a science and an art, and many teachers around the world spend endless hours perfecting their professional practice. At TEDActive 201

View full lesson: http://ed.ted.com/lessons/why-do-our-… Human bodies aren’t built for extreme aging: our capacity is set at about 90 years. But

We humans are irrational beings, and how our brains work remains a massive mystery. Dr. Naotaka Fujii—who currently heads up the Laboratory for Adapti