The leopard gecko's name was Mr. Frosty, and he was hard to miss. Yellow bands striped his back, and uncommonly white skin peeked out from speckles on his head and tail.
A team of scientists has shown that the healing of skin blisters is driven by hair follicle stem cells, which delay their own development in the process.
I asked the man strolling on the beach why he was wearing a life jacket. Trying to be patient, he explained, “My goodness, don’t you know the ocean is dangerous?