How does light work?
Easy Cheese (Wikipedia)The Golden Plains festival (GPX March 12-14, 2016)What does X mean? - Roman Numerals Chart (Roman-Numerals.org)The Golden Plains X-shaped lights - Aunty Meredith (flickr)The Pink Flamingo Bar at Golden Plains (GPX March 12-14, 2016)D batteries - Actually you can still buy them (Wikipedia)1980s bicyle lights (eBay)Old school light bulbs - Incandescent lighting (Edison Tech Center)What’s inside a torch? (Energizer)Light bulb V1 - Gas lamp lighting (Wikipedia)Sodium lamps (Edison Tech Center)Copper wires and heat (Wikipedia)Superconductivity (Wikipedia)Thomas Edison and the electric light (Wikipedia)How Edison Invented the Light Bulb - And Lots of Myths About Himself (Time)Who invented electricity? - War of currents (Wikipedia)Old light bulbs wasted a lot of heat - Incandescent light bulb (Wikipedia)Old light bulbs had different shapes, some had reflective coatings - Physical characteristics, Incandescent light bulb (Wikipedia)Incandescent light bulb - Wikipedia, the free encyclopediaTungsten and Tungsten Wire History (MidWest Tungsten Service)Why do light bulbs burn out just as they’re turned on? (io9)How long can a computer continuously run for? - Epic uptime achievement unlocked (ars technica)Old people should keep moving - Benefits of exercise (NIH Senior Health)Is there any point in turning light bulbs off? - When to turn off your lights (energy.gov)Is there any point turning your engine off? - Does turning my engine off in traffic really save fuel? (This is MONEY)Power brakes (Wikipedia)Fly-by-wire (Wikipedia)The skeptics’ guide to the universeHipsters now use vintage light bulbs (Edison light globes)Neon lights work by a current ionising gas in the tube - Neon lighting (Wikipedia)Fluorescent lights work by a current doing some stuff that causes a phosphor coating on the inside of the tube to glow - Fluorescent lamp (Wikipedia)The noble gases (Wikipedia)How do neon lights work? (Scientific American)Curly fries (Recipe 4 Living)The first halogen bulbs looked like curly fries - Phase-out of incandescent light bulbs (Wikipedia)duh…what’s a halogen? - Halogen elements (Encyclopaedia Britannica)Light-emitting diodes (LEDs) (Wikipedia)Solid-state electronics (Wikipedia)What is a diode? (Wikipedia)And then came halogen lights (Wikipedia)Halogen pop-in bulbs got hot and tended to explode - Disadvantages, Multifaceted reflector (Wikipedia)How energy-efficient light bulbs compare with traditional incandescents (energy.gov)The newest bulbs are LEDs (energy.gov)Top 8 Things You Didn’t Know About LEDs (energy.gov)Red LEDs came first, in 1962 - LEDs and OLEDs (Edison Tech Centre)Photodiodes are involved in CDs, DVDs, and Blu Rays - Laser and optics (Wikipedia)Blue LEDs didn’t come until 1992-93 - Blue LEDs (Wikipedia)Blue LEDs didn’t come until 1992-93 - LEDs and OLEDs (Edison Tech Centre)Blue LEDs Light The Way To Top Nobel Physics Prize (The skeptics’ guide to the universe)Blu-Ray discs use ‘blue’ laser diodes - Laser and optics (Wikipedia)You can make a white LED from red, green and blue - White LEDs and the Illumination breakthrough (Wikipedia)LEDs and lasers are different (Opposing Views)Newer iPhone flashes are a combination of white and amber LEDs (LEDinside)New LED torches are very powerful - This Wickedly Bright Flashlight Can Cook an Egg (Wired)New LED torches are very powerful - Scrambled Eggs (YouTube)Size of Belgium (Wikipedia)Mag-LiteEdison invented the screw in (Wikipedia)Then came the bayonet mount (Wikipedia)Definition of light (Wikipedia)What is a ray of light made of (BBC earth)The life of a photon (Central Arkansas Astronomical Society Observer)To see light, it must interact with your retina (Wikipedia)Stuff in our atmosphere does stuff to light - Atmospheric refraction (Wikipedia)Stuff in our atmosphere does stuff to light - Optical atmospheric diffraction (Wikipedia)Snooker table analogy (Wikipedia)The moon has pretty much no atmosphere (NASA)What is Earth's atmosphere made of? - Composition, Atmosphere of Earth (Wikipedia)What happens when light hits our atmosphere? - Optical properties, Atmosphere of Earth (Wikipedia)What is fire? (Science Learning Hub)What is smoke? (Science Learning Hub)Soot (Wikipedia)Earth's atmospheric layers: The densest part extends 8-14.5 km above the surface (NASA )Would light ever stop traveling if there were no objects to absorb the light? (UCSB ScienceLine)Does light travel forever? (The Naked Scientists)Visible and non-visible ‘light’ - Electromagnetic spectrum (Wikipedia)Infrared (Wikipedia)You are producing light right now - Humans glow in the dark (The Guardian)Predator (Wikipedia)Thermographic cameras (Wikipedia)Ze goggles - Night vision (Wikipedia)Can you catch fire in the electric chair? (NY Daily News)Cooler fires burn redder, hotter fires burn bluer - Flame color (Wikipedia)Why can we see fire? Hard to say really…Primates, Evolution of color vision (Wikipedia)Telescopes are like big eyes (Wikipedia)How long can light travel for? - “Oldest Light in the Universe" (The Daily Galaxy)Hubble Space Telescope (Wikipedia)Hubble Space Telescope (hubblesite)James Webb Space Telescope: Will monitor long-wavelength visible light, through near-infrared to the mid-infrared (Wikipedia)We put telescopes on mountains so it’s easier to see light from space - Mauna Kea Observatories (University of Hawaii)Driest Place: Atacama Desert, Chile (Extreme Science)Why do stars twinkle? (Cornell University)Adaptive optics lets us see stars by de-twinkling them (CSIRO)Deepak ChopraIonising radiation (World Health Organization)Stopping alpha, beta and gamma nuclear radiation (BBC)What makes the aurora borealis? (Wikipedia)Radiation in space (NASA)Lead is really dense (Wikipedia)Scott Kelly was 2 inches taller when he arrived back on Earth - Twins study (NASA)Mark Kelly (Wikipedia)Light reflecting off things during the moon landing (Nerdist)Why we only see one side of the moon - Tidal locking (Wikipedia)The other side of the moon (Wikipedia)The moon gets ‘Earthlight’ in the same way we get moonlight - (Wikipedia)The moon and Earth rotate around their ‘barycentre’ (Wikipedia)Sunrise & sunset on the moon (YouTube)Earthrise from the moon - NASA (YouTube)No one’s been to the moon since 1972 (BBC)The space station sits at the edge of our atmosphere (Wikipedia)Will we go back to the moon again? - Russia just announced it's going back to the moon (Techinsider)The moon has pretty much no atmosphere, hence crazy temperature fluctuations - What is the Temperature on the Moon? (space.com)Mars has a thin atmosphere, hence crazy temperature fluctuations - What is the Temperature on Mars? (space.com)The atmosphere and oceans are linked - The Ocean-Atmosphere System (Tulane University)Astronauts come back taller (NASA)Astronauts lose muscle mass (NASA)Could we mine the moon? - Billionaire teams up with NASA to mine the moon (CNBC)MaltesersCheeky review? (If we may be so bold)
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