“Contradiction is not a sign of falsity, nor the lack of contradiction the sign of truth.” Blaise Pascal, French mathematician and physicist (1623 – 62).
Friday, 12 June 2015
Read in the dark
Researchers have developed a thin, clear nanocellulose paper made out of wood flour and infused it with biocompatible quantum dots — tiny, semiconducting crystals — made out of zinc and selenium. The paper glowed at room temperature and could be rolled and unrolled without cracking.