Refraction close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ray changes direction when refracted by a lens. from a ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 104, No. 10 (Mar. 6, 2007), pp. 4212-4217 (6 pages) Transmitters such as glutamate and ATP are released from brain ...
The body hairs of the Saharan silver ant cause total internal reflection of light to make the ants almost ten times more reflective, preventing overheating and yielding their silver sheen, according ...
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