Now have some time to read and check out the 10 listed facts below. Here are your top 10 amazing facts the light.
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TOP : 10
Fact : The speed of light in a vacuum is almost 300 million meters per second. Light from the Sun takes about 8 minutes and 20 seconds to reach the Earth.
Source : Daily Telegraph - UK, LiveScience, BBC
Light from the Sun |
TOP : 9
Fact : When charged particles in solar winds collide with the Earth's atmosphere and magnetic field, light is produced - the aurora borealis (Northern Lights) and austalis (Southern Lights).
Source : Daily Telegraph - UK, BBC
The aurora borealis (Northern Lights) |
TOP : 8
Fact : Warming a crystal will make it glow. Known as thermoluminescence, it is caused by previously absorbed radiation being re-emitted due to the heat.
Source : Daily Telegraph - UK
Glowing crystal |
TOP : 7
Fact : Biolumenescence is the production and emission of light by a living creature. Between 80 to 90% of deep water oceanic life has this ability.
Source : Scientific American
Biolumenescent organism |
TOP : 6
Fact : The disease porphyria cutanea tarda causes severe reactions to light. Chronic blistering and even burns can result from exposure to sunlight.
Source : Scientific American
Porphyria cutanea tarda disease |
TOP : 5
Fact : The centennial light is the world's longest lasting bulb. Other than during power cuts, it has only been turned off once, for 20 minutes since 1901.
Source : New York Times, MSN
The centennial light bulb |
TOP : 4
Fact : Up to 33% of people have the photic sneeze reflex - sneezing when exposed to bright light. Confused signaling from the trigeminal nerve is one theory.
Source : Scientific American, Daily Telegraph - UK
Sneezing cause by the bright light |
TOP : 3
Fact : A black hole is so dense that not even light can escape its gravitational pull, meaning it cannot be observed directly. They can only be detected by observing the behavior of space around them.
Source : NASA, Time
Black hole eating star |
TOP : 2
Fact : Blue light has small, short waves. Unlike red or yellow light when it travels through our atmosphere, it is scattered by molecules in the air making the sky blue.
Source : NASA
Blue sky |
TOP : 1
Fact : NASA theorize that faster-than-light travel is plausible. By bending space-time in front and behind a vessel, they believe it is possible without contradicting Einsteinian relativity.
Source : NASA
Bending space time travel |
Data Sources :
- www.youtube.com/watch?v=mHFCojsUKCA
- www.en.wikipedia.org
- www.shakopeechiropractormn.com (10th photo)
- www.seamepost.com (9th photo)
- wonderworlds.org (8th photo)
- www.tinylittleanthill.wordpress.com (7th photo)
- www.thebileflow.wordpress.com (6th photo)
- www.360dewan.com (5th photo)
- www.pambakerrn.com (4th photo)
- www.pickywallpapers.com (3rd photo)
- www.givingwhatwecan.org (2nd photo)
- www.vyagers.com (1st photo)
Please be noted that the top 10 that we are including here in our blog are all unofficial rankings unless otherwise noted. Most of the top ten lists are based on Google search results and collected mainly from different blogs and websites around the internet world.
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