In the June 23 SN: Emmy Noether gets her due, the 411 on ancestry testing, bonobo birthing buddies, a mysterious neutrino surplus, the oldest known lizard fossil, genetic genealogy in police work, Pluto’s dunes and more.
UNAFRAID Conservationists isolated a population of northern quolls, such as these pictured, on a predator-free island to attempt to build back their numbers. After 13 generations, the quolls lost their fear response to predators.
SALTY SCENE The planet’s earliest four-footed vertebrates called tetrapods (illustrated) lived in the brackish waters of an estuary or delta, new research suggests.
NEW OLDEST LIZARD New details revealed by a CT scan helped identify a 240-million-year-old fossil called Megachirella wachtleri (shown) as the oldest known member of the lizard-snake lineage.