View full lesson: http://ed.ted.com/lessons/plato-s-allegory-of-the-cave-alex-gendler Twenty four hundred years ago, Plato, one of history’s most famous thinkers, said life is like being chained up in a cave forced to watch shadows flitting across a stone wall. Beyond sounding quite morbid, what exactly did he mean? Alex Gendler unravels Plato’s Allegory of the Cave, found in Book
In a classic research-based TEDx Talk, Dr. Lara Boyd describes how neuroplasticity gives you the power to shape the brain you want. Recorded at TEDxVancouver at Rogers Arena on November 14, 2015. YouTube Tags: brain science, brain, stroke, neuroplasticity, science, motor learning, identity, TED, TEDxVancouver, TEDxVancouver 2015, Vancouver, TEDx, Rogers Arena, Vancouver speakers, Vancouver conference,
Everyone gets anxious at times, but how can you tell when it crosses the line and needs attention? Dr. Jen Gunter shares the science behind your brain’s threat-detection system, what makes it malfunction and the most effective ways of treating it. Think you know how your body works? Think again! Dr. Jen Gunter is here
Dark Matter, Dark Gravity, Ghost Particles, & the Essence of All Objects Watch the newest video from Big Think: https://bigth.ink/NewVideo Join Big Think Edge for exclusive videos: https://bigth.ink/Edge ———————————————————————————- There’s something fundamental we all need to understand about dark matter—it may not actually be matter at all. Neil deGrasse Tyson has a bone to pick
In this powerful new RSA Minimate, TIME’s Editor-at-Large Anand Giridharadas argues that while the winners of our age might be well meaning in their desire to give back, too many stop short at the kinds of real change that would see power more radically distributed. The minds behind the award-winning RSA Animate series are back!
Has a fifth fundamental force been discovered and how will this effect our understanding of the universe? Get your own Space Time tshirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: http://www.reddit.com/r/pbsspacetime Support us on Patreon! http://www.patreon.com/pbsspacetime Help translate our videos! http://www.youtube.com/timedtext_cs_panel?tab=2&c=UC7_gcs09iThXybpVgjHZ_7g Quantum Eraser Challenge
Olympiad problems are challenging for most of us. But this one was considered “easy” for the students taking the test! (The oldest students are in high school, but have also been 13 year old students who have taken the test and gotten a gold medal). Thanks to all patrons! Special thanks to: Michael Anvari, Richard
See our other Graham’s Number videos: http://bit.ly/G_Number A number so epic it will collapse your brain into a black hole! Yet Tony Padilla and Matt Parker take the risk of discussing its magnitude. Watch with caution. More links & stuff in full description below ↓↓↓ See also our video about the Googol and Googolplex at:
Making yourself the all-powerful “Root” super-user on a computer using a buffer overflow attack. Assistant Professor Dr Mike Pound details how it’s done. Formerly titled “Buffer Overflow Attack” -Aug 2021 The Stack: https://youtu.be/7ha78yWRDlE Botnets: https://youtu.be/UVFmC178_Vs The Golden Key: iPhone Encryption: https://youtu.be/6RNKtwAGvqc 3D Stereo Vision: https://youtu.be/O7B2vCsTpC0 Brain Scanner: https://youtu.be/TQ0sL1ZGnQ4 http://www.facebook.com/computerphile Tweets by computer_phile This video was
Thanks to YouTube RED’s new original series, LIFELINE, for sponsoring this video. Watch the first episode for free: https://www.youtube.com/watch?v=Ru4zkxNuJ_I And thanks to my friends Sam and Niko (and all the rest) at the Corridor Digital channel for making awesome videos. Support MinutePhysics on Patreon! http://www.patreon.com/minutephysics Link to Patreon Supporters: http://www.minutephysics.com/supporters/ For ages I’ve been thinking
To reach our global goal of being net zero carbon emissions by 2050, we must solve one problem – energy storage. Thank you to Toyota for lending us the #Mirai and for sponsoring this series. Scientists, researchers, and engineers are working to develop innovative ways of addressing the intermittency of wind and solar energy. I