![When high velocity particles travel faster than the speed of light in a medium they create a blue flash. This is called Cerenkov Radiation, why does this happen and why is it When high velocity particles travel faster than the speed of light in a medium they create a blue flash. This is called Cerenkov Radiation, why does this happen and why is it](https://www.physlink.com/education/askexperts/Images/ae219a.jpg)
When high velocity particles travel faster than the speed of light in a medium they create a blue flash. This is called Cerenkov Radiation, why does this happen and why is it
![Blue light highlights the section of a cooling pool for nuclear fuel rods at the nuclear research reactor FRM II in Garching near Munich, Germany, 7 June 2011. Neutrons are generated in Blue light highlights the section of a cooling pool for nuclear fuel rods at the nuclear research reactor FRM II in Garching near Munich, Germany, 7 June 2011. Neutrons are generated in](https://c8.alamy.com/comp/DAMRCG/blue-light-highlights-the-section-of-a-cooling-pool-for-nuclear-fuel-DAMRCG.jpg)
Blue light highlights the section of a cooling pool for nuclear fuel rods at the nuclear research reactor FRM II in Garching near Munich, Germany, 7 June 2011. Neutrons are generated in
![A valuable movie shot by GoPro at the moment of starting and stopping the nuclear reactor is being released - GIGAZINE A valuable movie shot by GoPro at the moment of starting and stopping the nuclear reactor is being released - GIGAZINE](http://i.gzn.jp/img/2017/03/22/breazeale-nuclear-reactor/s05.jpg)
A valuable movie shot by GoPro at the moment of starting and stopping the nuclear reactor is being released - GIGAZINE
![Blue Glow Water of Nuclear Reactor Core Powered, Caused by Cherenkov Radiation, Fuel Plates Industrial Uran Stock Photo - Image of processing, bacteria: 211467708 Blue Glow Water of Nuclear Reactor Core Powered, Caused by Cherenkov Radiation, Fuel Plates Industrial Uran Stock Photo - Image of processing, bacteria: 211467708](https://thumbs.dreamstime.com/b/blue-glow-water-nuclear-reactor-core-powered-caused-cherenkov-radiation-fuel-plates-industrial-uran-211467708.jpg)
Blue Glow Water of Nuclear Reactor Core Powered, Caused by Cherenkov Radiation, Fuel Plates Industrial Uran Stock Photo - Image of processing, bacteria: 211467708
![MIT Nuclear Reactor Laboratory launches seed grant program | MIT News | Massachusetts Institute of Technology MIT Nuclear Reactor Laboratory launches seed grant program | MIT News | Massachusetts Institute of Technology](https://news.mit.edu/sites/default/files/images/201709/mit-nuclear-reactor-lab-core-00.jpg)
MIT Nuclear Reactor Laboratory launches seed grant program | MIT News | Massachusetts Institute of Technology
![The Faculty of Nuclear and Physical Engineering exceptionally lit the reactor with a blue glow - News service - Czech technical university in Prague The Faculty of Nuclear and Physical Engineering exceptionally lit the reactor with a blue glow - News service - Czech technical university in Prague](https://aktualne.cvut.cz/sites/aktualne/files/styles/large/public/content/26c05ccc-26db-4523-ac60-8cf805b6df05/e00f3b07-18b2-44ef-a2a5-7beed3e4a9b7.jpg?itok=hkzKVk39)
The Faculty of Nuclear and Physical Engineering exceptionally lit the reactor with a blue glow - News service - Czech technical university in Prague
![High Flux Isotope Reactor Gamma Blue Glow | Spent fuel elements from the reactor displaying Cherenkov radiatio… | Nuclear power, Nuclear reactor, Nuclear radiation High Flux Isotope Reactor Gamma Blue Glow | Spent fuel elements from the reactor displaying Cherenkov radiatio… | Nuclear power, Nuclear reactor, Nuclear radiation](https://i.pinimg.com/736x/2f/1b/c4/2f1bc4a43230399c6d09a0aeb0223bbd.jpg)
High Flux Isotope Reactor Gamma Blue Glow | Spent fuel elements from the reactor displaying Cherenkov radiatio… | Nuclear power, Nuclear reactor, Nuclear radiation
![Blue glow water of nuclear reactor core powered, caused by Cherenkov radiation, fuel plates industrial uran Stock Photo - Alamy Blue glow water of nuclear reactor core powered, caused by Cherenkov radiation, fuel plates industrial uran Stock Photo - Alamy](https://c8.alamy.com/zooms/9/6064f014764145109e4f09eaaa85a25a/2ej7n6a.jpg)
Blue glow water of nuclear reactor core powered, caused by Cherenkov radiation, fuel plates industrial uran Stock Photo - Alamy
![Blue Glow Water of Nuclear Reactor Core Powered, Caused by Cherenkov Radiation, Fuel Plates Industrial Uran. Blurred Stock Image - Image of technetium, blue: 211467613 Blue Glow Water of Nuclear Reactor Core Powered, Caused by Cherenkov Radiation, Fuel Plates Industrial Uran. Blurred Stock Image - Image of technetium, blue: 211467613](https://thumbs.dreamstime.com/b/blue-glow-water-nuclear-reactor-core-powered-caused-cherenkov-radiation-fuel-plates-industrial-uran-blurred-background-211467613.jpg)
Blue Glow Water of Nuclear Reactor Core Powered, Caused by Cherenkov Radiation, Fuel Plates Industrial Uran. Blurred Stock Image - Image of technetium, blue: 211467613
![⚡️Active Nuclear Reactor Core. The blue glow is called Cherenkov radiation.⚡️ : r/CantBelieveThatsReal ⚡️Active Nuclear Reactor Core. The blue glow is called Cherenkov radiation.⚡️ : r/CantBelieveThatsReal](https://i.redd.it/ghgcak1ie0j41.jpg)
⚡️Active Nuclear Reactor Core. The blue glow is called Cherenkov radiation.⚡️ : r/CantBelieveThatsReal
![Kyle Hill 在Twitter 上:"Unedited shot of a nuclear reactor core shows the blue glow of Cherenkov radiation -- like a sonic boom of light. http://t.co/9ZTzbPzf4u" / Twitter Kyle Hill 在Twitter 上:"Unedited shot of a nuclear reactor core shows the blue glow of Cherenkov radiation -- like a sonic boom of light. http://t.co/9ZTzbPzf4u" / Twitter](https://pbs.twimg.com/media/CDN-mNlVIAAeq7S.jpg)
Kyle Hill 在Twitter 上:"Unedited shot of a nuclear reactor core shows the blue glow of Cherenkov radiation -- like a sonic boom of light. http://t.co/9ZTzbPzf4u" / Twitter
![Light Water Nuclear Reactor in Operation, Core emits Gamma Rays causing blue color in water, Stock Photo, Picture And Rights Managed Image. Pic. AAM-AAES57086 | agefotostock Light Water Nuclear Reactor in Operation, Core emits Gamma Rays causing blue color in water, Stock Photo, Picture And Rights Managed Image. Pic. AAM-AAES57086 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/61f0a51409b9eb9b9ea35b66a652234b/aam-aaes57086.jpg)