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Visible Radiation

(physics) electromagnetic radiation that can produce a visual sensation; the light was filtered through a soft glass window.


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The Backster Effect and Implications

... as the excitation of protoplasm in our cells, both respond to the radiation of the sun, even if the sun isn't directly visible. And I recently asked my ecology professor if plants communicate via pheromones, and ...

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by killmenow13041
Tue Nov 16, 2010 11:59 pm
 
Forum: Botany Discussion
Topic: The Backster Effect and Implications
Replies: 10
Views: 14386

Why are leaves green?

A chlorophyll strongly absorbs radiation in the red and blue wavelengths but reflect green wavelength. The internal ... upon water is not reflected but either is absorbed or transmitted. Longer visible wavelengths and near-infrared radiations are absorbed more by water than the ...

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by d3vilprada
Thu Sep 16, 2010 7:01 pm
 
Forum: Botany Discussion
Topic: Why are leaves green?
Replies: 76
Views: 291242

Re: Working on some creatures for post-apocalyptic future

The most probable protection against radioactivity would be invisible. Organisms already have repair mechanisms for damaged DNA. Special ... An improvement in this repair mechanism would solve the problem of radiation induced tissue damage. Humans, by way of explanation, can probably ...

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by skeptic
Sun Sep 12, 2010 11:36 pm
 
Forum: Evolution
Topic: Working on some creatures for post-apocalyptic future
Replies: 5
Views: 7476

Re: Why are leaves green?

The sun is considered a "yellow star" because most of its radiation is in the yellow-green portion of the visible spectrum. The Solar Irradiance - that portion of solar radiation that reaches the surface ...

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by DavidMaine
Fri Apr 09, 2010 5:07 pm
 
Forum: Botany Discussion
Topic: Why are leaves green?
Replies: 76
Views: 291242

Re: Big bang and Evoluion

... (a great burst of light and quarks), then the result would still be visible today in the form of back ground radiation in all directions. Lo and behold, in the 1960s this radiation was detected. Its temperature ...

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by wildman
Tue Oct 27, 2009 6:47 am
 
Forum: Evolution
Topic: Big bang and Evoluion
Replies: 75
Views: 64772
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