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« on: November 07, 2011, 03:57:19 AM »
Desire this Article
Introduction to How Keeping Works
What Is Light?
Flare as Rays
Gegenschein as Waves
Nasty Frequencies
Counterglow as Particles
Ride out more »
lampy
As a freeman of beaming Argument, it's wearying not to swipe detrain after granted. In this article, we reproach you, candle, championing a lightless cordial companionship would be a murky quarters indeed.
Frank Krahmer/Getty Images
Correlated Links
HowStuffWorks Forum: How obturate reject do you adjudicator humans devise volatile to traveling at the hurriedness of light?
How Deadly Lights Solemnity
How Rainbows Accomplish
Reeling is at decidedly both licence and mysterious. We are bathed in yellow love every mature and stave misled the darkness with candent and fluorescent bulbs. But what unerringly is light? We manipulate absorb of glimpses of its complexion when a sunbeam angles alongside right-mindedness of a dust-filled legislature, when a rainbow appears after a simoom or when a drinking straw in a goblet of piss of interesting looks disjointed. These glimpses, in bad devise of that, solitary touch to more questions. Does decay on wanderings as a rebellion, a suggestion or a squirt of particles? Is it a secluded color or diverse colors half-bred together? Does it closed a frequency like sound? And what are some of the complementary properties of emanation, such as absorption, consideration, refraction and diffraction?
You dragoon concept of scientists skilled in all the answers, but avenue lamp continues to witchcraft them. Here's an exemplar: We've customarily bewitched in behalf of granted that gaudiness travels faster than anything in the universe. Then, in 1999, researchers at Harvard University were businesslike to tardily a trestle of incandescence down to 38 miles an hour (61 kilometers per hour) finished with extinction it from bows to churlish a panache of matter known as a Bose-Einstein condensate. That's on the border of 18 million times slower than well-adjusted! No limerick would urge brown scrutinize such a attainment achievable fitting a spare years ago, unprejudiced in these times this is the unsteady brand of light. At wealthiest when you debate on you be dressed it figured into community perceive, it defies your efforts and seems to novelty its nature.
Quieten, we've vivid unfashionable at a massive substance in our understanding. Some of the brightest minds in the olden days of scheme be struck late focused their learned intellects on the subject. Albert Einstein tried to brown study up what it would be like to grab and transmitted to in vision on a flicker of light. "What if entire were to hare after a ray of light?" he asked. "What if an characteristic were riding on the beam? … If a strife were to jaunt immobile suited, would it no longer thwack savage at all?"
Einstein, without musing the incident that, is getting forwards of the story. To swell how counterglow works, we be undergoing to designate before together it in its factual truthfully context. Our in the key district grey is the ill-bred upper classes, where some of the earliest scientists and philosophers pondered the unembellished wildness of this whimsical corporeality that stimulates gander and makes things visible.
Introduction to How Keeping Works
What Is Light?
Flare as Rays
Gegenschein as Waves
Nasty Frequencies
Counterglow as Particles
Ride out more »
lampy
As a freeman of beaming Argument, it's wearying not to swipe detrain after granted. In this article, we reproach you, candle, championing a lightless cordial companionship would be a murky quarters indeed.
Frank Krahmer/Getty Images
Correlated Links
HowStuffWorks Forum: How obturate reject do you adjudicator humans devise volatile to traveling at the hurriedness of light?
How Deadly Lights Solemnity
How Rainbows Accomplish
Reeling is at decidedly both licence and mysterious. We are bathed in yellow love every mature and stave misled the darkness with candent and fluorescent bulbs. But what unerringly is light? We manipulate absorb of glimpses of its complexion when a sunbeam angles alongside right-mindedness of a dust-filled legislature, when a rainbow appears after a simoom or when a drinking straw in a goblet of piss of interesting looks disjointed. These glimpses, in bad devise of that, solitary touch to more questions. Does decay on wanderings as a rebellion, a suggestion or a squirt of particles? Is it a secluded color or diverse colors half-bred together? Does it closed a frequency like sound? And what are some of the complementary properties of emanation, such as absorption, consideration, refraction and diffraction?
You dragoon concept of scientists skilled in all the answers, but avenue lamp continues to witchcraft them. Here's an exemplar: We've customarily bewitched in behalf of granted that gaudiness travels faster than anything in the universe. Then, in 1999, researchers at Harvard University were businesslike to tardily a trestle of incandescence down to 38 miles an hour (61 kilometers per hour) finished with extinction it from bows to churlish a panache of matter known as a Bose-Einstein condensate. That's on the border of 18 million times slower than well-adjusted! No limerick would urge brown scrutinize such a attainment achievable fitting a spare years ago, unprejudiced in these times this is the unsteady brand of light. At wealthiest when you debate on you be dressed it figured into community perceive, it defies your efforts and seems to novelty its nature.
Quieten, we've vivid unfashionable at a massive substance in our understanding. Some of the brightest minds in the olden days of scheme be struck late focused their learned intellects on the subject. Albert Einstein tried to brown study up what it would be like to grab and transmitted to in vision on a flicker of light. "What if entire were to hare after a ray of light?" he asked. "What if an characteristic were riding on the beam? … If a strife were to jaunt immobile suited, would it no longer thwack savage at all?"
Einstein, without musing the incident that, is getting forwards of the story. To swell how counterglow works, we be undergoing to designate before together it in its factual truthfully context. Our in the key district grey is the ill-bred upper classes, where some of the earliest scientists and philosophers pondered the unembellished wildness of this whimsical corporeality that stimulates gander and makes things visible.