Questions tagged [radiation]

Ionizing electromagnetic waves, usually harmful to most biological beings.

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7
votes
1answer
437 views

Are low-intensity radio-waves carcinogenic?

A recent review article, Oxidative mechanisms of biological activity of low-intensity radiofrequency radiation reached a surprising conclusion our analysis demonstrates that low-intensity RFR [...
2
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2answers
556 views

Radiation and "Safe Dose"

I've read about safe doses of radiation, briefly. Why is there such a thing a safe dose? Can't any radiation give you cancer? Why is it more and more dangerous to take in larger and larger doses? Just ...
46
votes
2answers
4k views

How do cockroaches resist the effects of ionizing radiation?

Cockroaches are very hardy insects. It is known that, among other things, they are able to withstand bursts of ionizing radiation that would kill a human being. The explanations of this observed ...
9
votes
2answers
2k views

Can we determine a person's age by dating methods or other means?

There are many sports restricted to players of a certain age (e.g. 16 and under, 18 and under, etc.) What if a person is older and fakes his birth certificate to say that he is younger? Is there any ...
6
votes
1answer
2k views

Does melanin protect humans from gamma radiation?

It is known that radiotrophic fungi use melanin to make use of gamma radiation. It is also known that melanin protects human skin from UV radiation. Thus I wonder whether melanin protects humans from ...
3
votes
2answers
1k views

Could there be any effects from low powered infrared being used to track eye movements long term?

Basically, looking into infrared LED's and a camera with an infrared bandpass filter for tracking eye movements; my concerns are whether there would be any potential negative long term effects from ...
2
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2answers
3k views

What is the relationship between radiation and evolution?

There is always a certain amount of background radiation present, for example due to ionizing radiation from the sun and other stars. Also certain materials like granite may emit relatively large ...
0
votes
2answers
147 views

Is there a taxon that "adaptively" radiates faster?

It seems that there are some taxa that have a greater potential to radiate through adaptations. Off my head, I can think of birds: Darwin's finches Hawaiian honeycreepers House finches (Carpodacus ...