• Subtitle
    Subtitle English
    • 1. English
    • 2. Spanish
    • 3. Latin
    • 4. Portugese
    • 5. Italian
    • 6. French
    • 7. German
    • 8. Dutch
    • 9. Russian
    • 10. Japanese
    • 11. Chinese
    • 12. Arabic
  • Subtitle
    Server Local
    • Server Local
This video option does not contain pop-up windows and the load is optimal, you can watch without cuts.
Veritasium

15 Season
45 Episode

Veritasium - Season 15 Episode 3 Why it was almost impossible to make the Blue LED

An element of truth


(4 votes, average: 8.50/ 10)

15 minutes 2024 HD

  • Share

The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

img

Season

Similar

  • 2014
    imgS E

    Hey Qween!

    Hey Qween!

    6.60 2014 HD

    Comedian Jonny McGovern hosts a talk show with Co-Host Lady Red Couture, where they catch up and gossip with fabulous celebrity guests.

    img
  • 2024
    imgS E

    Kill or Be Killed

    Kill or Be Killed

    5.00 2024 HD

    "Kill or Be Killed" reveals the stories of those who lost their lives at the hands of someone they knew, who then claimed it was self-defense. In...

    img
  • 2020
    imgS E

    Sydney's Super Tunnel

    Sydney's Super Tunnel

    1 2020 HD

    Filmed over 5 years, this series will trace the enormous engineering challenges faced by what is the greatest public transport project in Australia's...

    img
  • 2017
    imgS E

    The Joy of Techs

    The Joy of Techs

    7.00 2017 HD

    Alexis Conran & Marcus Brigstocke put all manner of hi- and lo- tech gadgets to the test in their own inimitable way. Every episode takes on a...

    img
  • 2007
    imgS E

    The Universe

    The Universe

    7.90 2007 HD

    From the planets to the stars and out to the edge of the unknown, history and science collide in a wondrous yet deadly adventure through space and...

    img
  • 1992
    imgS E

    Terry Wogan's Friday Night

    Terry Wogan's Friday Night

    5.00 1992 HD

    img
  • 2020
    imgS E

    Alien Worlds

    Alien Worlds

    6.80 2020 HD

    Applying the laws of life on Earth to the rest of the galaxy, this series blends science fact and fiction to imagine alien life on other planets.

    img
  • 1995
    imgS E

    Washington Journal

    Washington Journal

    1 1995 HD

    Washington Journal is an American television series on the C-SPAN network in the format of a political call-in and interview program. The program...

    img
  • 1991
    imgS E

    Antonio Gala en Trece Noches

    Antonio Gala en Trece Noches

    1 1991 HD

    A table, a blue light, two men, the night, and words were the only elements with which he wanted to attract the attention of the intelligent and...

    img
  • 2022
    imgS E

    The Real Murders of Atlanta

    The Real Murders of Atlanta

    6.20 2022 HD

    Portrayal of the horrifying cases that highlight the boundaries between gentrified Southern dynasties, hip-hop hustlers and the flashy nouveau riche...

    img

Recomendation

  • 2014
    imgS E

    Over the Garden Wall

    Over the Garden Wall

    8.57 2014 HD

    Two brothers, Wirt and Greg, find themselves lost in the Unknown; a strange forest adrift in time. With the help of a wise old Woodsman and a...

    img
  • 2021
    imgS E

    Squid Game

    Squid Game

    7.83 2021 HD

    Hundreds of cash-strapped players accept a strange invitation to compete in children's games. Inside, a tempting prize awaits — with deadly...

    img
  • 2013
    imgS E

    Peaky Blinders

    Peaky Blinders

    8.54 2013 HD

    A gangster family epic set in 1919 Birmingham, England and centered on a gang who sew razor blades in the peaks of their caps, and their fierce boss...

    img
  • 2011
    imgS E

    Game of Thrones

    Game of Thrones

    8.50 2011 HD

    Seven noble families fight for control of the mythical land of Westeros. Friction between the houses leads to full-scale war. All while a very...

    img
  • 2015
    imgS E

    One-Punch Man

    One-Punch Man

    8.40 2015 HD

    Saitama is a hero who only became a hero for fun. After three years of “special” training, though, he's become so strong that he's...

    img
  • 2019
    imgS E

    The Witcher

    The Witcher

    8.06 2019 HD

    Geralt of Rivia, a mutated monster-hunter for hire, journeys toward his destiny in a turbulent world where people often prove more wicked than beasts.

    img
  • 2013
    imgS E

    Attack on Titan

    Attack on Titan

    8.66 2013 HD

    Many years ago, the last remnants of humanity were forced to retreat behind the towering walls of a fortified city to escape the massive, man-eating...

    img
  • 2013
    imgS E

    Date a Live

    Date a Live

    8.40 2013 HD

    Thirty years ago a strange phenomenon called a "spacequake" devastated the center of Eurasia, claiming the lives of at least 150 million people....

    img
  • 2019
    imgS E

    The Mandalorian

    The Mandalorian

    8.44 2019 HD

    After the fall of the Galactic Empire, lawlessness has spread throughout the galaxy. A lone gunfighter makes his way through the outer reaches,...

    img
  • 2021
    imgS E

    Loki

    Loki

    8.18 2021 HD

    After stealing the Tesseract during the events of “Avengers: Endgame,” an alternate version of Loki is brought to the mysterious Time...

    img