In the Oct. 28 SN: Real-life vampires, the ultimate flu shot, no rings for Pluto, tsunami debris stowaways, jellyfish flouts sleep stereotypes, honey carries pesticides, teen concussion stats, a shape-shifting robot and more.
BRINGING ‘EM BACK ALIVE Scientists think they have the tools to transform elephants into woolly mammoths (illustrated) and reverse extinction. A new book explores the promise and pitfalls of de-extinction.
SEEING DOUBLE Some DNA is duplicated in humans. The copies may be responsible for some uniquely human traits and diseases.
POULTRY PROBLEMS So far, most cases of human H7N9 infection have come from exposure to birds, often in live poultry markets. Here, epidemiologists collect samples at a market in Dongguan, China, in 2014.