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.
DOGGING IT Some dogs in southern China carry flu viruses originally transmitted from pigs. The viruses probably spread most easily where animals are crowded, such as shelters, farms and markets.
BAD BLOOD A strain of E. coli (computer-generated image above) that causes severe diarrhea can latch onto intestinal cells more easily in people with type A blood, a discovery that hints at a potential vaccine.
Alissa Eckert and Jennifer Oosthuizen/CDC
BACTERIA-HUNTING VIRUSES Viruses (one illustrated, center) can be engineered to carry magnetic nanoparticles and modified DNA, transforming them into nanobots that detect bacteria in water or food.