シロタエヒマワリ(白妙向日葵、キク科)。2010年7月28日、ウォーキング途中で撮影。
Silverleaf sunflower; botanical name, Helianthus argophyllus; family, Asteraceae. The photo was taken in the course of walking exercise on July 28, 2010.
From tweets of yesterday (rephrased)
About Peace and Politics
Voices of the survivors from Hiroshima and Nagasaki (http://bit.ly/b1CLVl) - Listen to the hibakusha (A-bomb victims) (in English and Japanese).
About Physics
[Retweet of NJPhysics's words with an addition] Biological damage of tumour cells by laser-accelerated proton beams (http://bit.ly/bKJ1wK) - For future medical use of such beams.
Random writings of a retired physicist
Continuation of "Ted's Coffeehouse" (now being restored in archives of this site)
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