アマリリス (Belladonna Lily)

　アマリリス（ヒガンバナ科）。2010年11月14日、わが家で撮影。

Belladonna lily; botanical name, Amaryllis belladonna; family, Amaryllidaceae. The photo was taken on November 11, 2010, at our house.

From tweets of yesterday (edited by rephrasing, adding words, etc.)

About Condensed Matter Physics

"Negative temperature, infinitely hot," Physicists propose creating thermodynamics puzzle routinely in the lab. Science News (November 23, 2010). —Reference: A. Rapp et al. "Equilibration rates and negative absolute temperatures for ultracold atoms in optical lattices." Physical Review Letters Vol. 105, p. 220405 (2010); also available from arXiv:1008.0468v1 [cond-mat.quant-gas].

About Mathematicians

[Retweet of Republic of Math's words] "Galois and symmetry: Marcus du Sautoy." Evariste Galois, original, brilliant mathematician 1811–1832. His profound spirit still soars over. Republic of Mathematics Blog (November 23, 2010). —With two videos.

Quotations

"I recommend discussing everything with the young people of the same generation as you, even all through a night. Then, you get much more things than are taught by your teachers or seniors." —Toshihide Maskawa, "N-Free" Vol. 4, p. 1 (Execution Committee of November Festival, Kyoto University, 2010) (translated from Japanese by T.T.).