The optimism bias | Tali Sharot

http://www.ted.com Are we born to be optimistic, rather than realistic? Tali Sharot shares new research that suggests our brains are wired to look on the bright side — and how that can be both dangerous and beneficial.

TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on observing her own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the “Sixth Sense” wearable tech, and “Lost” producer JJ Abrams on the allure of mystery. TED stands for Technology, Entertainment, Design, and TEDTalks cover these topics as well as science, business, development and the arts. Closed captions and translated subtitles in a variety of languages are now available on TED.com, at http://www.ted.com/translate

If you have questions or comments about this or other TED videos, please go to http://support.ted.com

RHA CA-200 Headphones Review

In this video I review the RHA CA-200 Over Ear Headphones. These are among the best headphones for $30 you buy with a heavy emphasis on bass as well as having reasonable build quality and a detachable cable. The overall sound is similar to Beats By Dre Solos and Studios but for a fraction of the price.

Downgrade iOS 5.1 / 5.1.1 with iPhone 4S & iPad 2

Absinthe Tutorial: https://www.youtube.com/watch?v=q8QiDc92HJs

Download redsn0w 0.9.11b1: http://blog.iphone-dev.org/post/22834622159/5x-redux

Find iPhone and iPad Firmware Files: http://stateofjailbreak.com/find-iphone-firmware-files/

Downgrade iOS 5.1 / 5.1.1 with iPhone 4S & iPad 2

Wallpaper downloads: http://imgur.com/a/pE9WZ

In this video I give a tutorial on how to downgrade to iOS 5.0.1 firmware on your iPhone 4S or iPad 2 on iOS 5.1 or 5.1.1. To downgrade firmware you will need to have iOS 5.0.1 SHSH blobs already saved with TinyUmbrella or in Cydia. To do this you will need a Mac or PC, redsn0w 0.9.11b1 and the iOS 5.0.1 and iOS 5.1.1 IPSW firmware files. Once you have downgraded you can use Absinthe or redsn0w to get an untethered jailbreak.

Renny Gleeson: 404, the story of a page not found

http://www.ted.com Oops! Nobody wants to see the 404: Page Not Found. But as Renny Gleeson shows us, while he runs through a slideshow of creative and funny 404 pages, every error is really a chance to build a better relationship.

TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on observing her own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the “Sixth Sense” wearable tech, and “Lost” producer JJ Abrams on the allure of mystery. TED stands for Technology, Entertainment, Design, and TEDTalks cover these topics as well as science, business, development and the arts. Closed captions and translated subtitles in a variety of languages are now available on TED.com, at http://www.ted.com/translate

If you have questions or comments about this or other TED videos, please go to http://support.ted.com

Feats of memory anyone can do | Joshua Foer

http://www.ted.com There are people who can quickly memorize lists of thousands of numbers, the order of all the cards in a deck (or ten!), and much more. Science writer Joshua Foer describes the technique — called the memory palace — and shows off its most remarkable feature: anyone can learn how to use it, including him.

TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on observing her own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the “Sixth Sense” wearable tech, and “Lost” producer JJ Abrams on the allure of mystery. TED stands for Technology, Entertainment, Design, and TEDTalks cover these topics as well as science, business, development and the arts. Closed captions and translated subtitles in a variety of languages are now available on TED.com, at http://www.ted.com/translate

If you have questions or comments about this or other TED videos, please go to http://support.ted.com

Karen Bass: Unseen footage, untamed nature

http://www.ted.com At TED2012, filmmaker Karen Bass shares some of the astonishing nature footage she’s shot for the BBC and National Geographic — including brand-new, previously unseen footage of the tube-lipped nectar bat, who feeds in a rather unusual way …

TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on observing her own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the “Sixth Sense” wearable tech, and “Lost” producer JJ Abrams on the allure of mystery. TED stands for Technology, Entertainment, Design, and TEDTalks cover these topics as well as science, business, development and the arts. Closed captions and translated subtitles in a variety of languages are now available on TED.com, at http://www.ted.com/translate

If you have questions or comments about this or other TED videos, please go to http://support.ted.com

Nikon D3200 vs D3100

In this video I compare the Nikon D3200 vs Nikon D3100 including image / picture quality with the 14 megapixel D3100 vs the 24 megapixel D3200, video mode including manual video and audio adjustments, 1080p video demo samples from both cameras, ISO / low light performance, screen, ergonomics, autofocus, optical viewfinder, ports including HDMI, 3.5mm microphone input, optional Wi-Fi capability with the Wu-1A adapter and whether the $150 price difference makes the D3200 a better camera over the D3100.