As we finished writing this book, a study published online in the journal Nature reported the discovery of teixobactin, a new antibiotic derived from previously unculturable soil bacteria.

Archegonia are surrounded early in their development by the juvenile perianth, through the slender beak of which the elongated neck of the fertilized archegonium protrudes.

“Nora?” She frowned, puzzled. “My name's Leonora,” I said. “At school I was Lee, but now I prefer Nora. I did mention it in the e-mail.” I'd always hated being Lee. It was a boy's name, a name that lent itself to teasing and rhyme.

Amaretto makes a fine digestive.