OpinionApril 27, 2021
Penicillin Wasn’t Alexander Fleming’s First Major Discovery
It was lysozyme, an enzyme that attacks the cell walls of bacteria—and just as with the celebrated antibiotic, he found it through pure serendipity
Stories by Claudia Kalb
Claudia Kalb is a freelance journalist. Her latest book is Spark: How Genius Ignites, From Child Prodigies to Late Bloomers.
Mind & BrainFebruary 11, 2016
Evolution and Angst: Charles Darwin Was a Worrier [Excerpt]
The intrepid explorer and scientific maverick appears to have suffered from anxiety and panic attacks
Mind & BrainFebruary 1, 2012
Fetal Armor: How the Placenta Shapes Brain Development
Scientists are finding that the placenta is far more than a passive filter