In the April 14 SN: Killer heat, mass insect migrations, the latest Saturn updates, rethinking the Nobel Prize, tectonics on Venus, the science of mass shootings, ancient tool trends and more.
Genetic evidence suggests that cicadas on 13- and 17-year schedules can hybridize.
Teiji Sota
DAY JOB A Bajau diver, spear in hand, fishes off the coast of Indonesia. Bajau divers spend 60 percent of their diving time completely underwater, comparable to sea otters.
Melissa Ilardo
THE WINNER IS… In mice, norovirus invades tuft cells (the two bright green spots) in the lining of the small intestine (left) and the colon (right). Other cells in the intestines that weren’t infected (blue) are also shown.
The Bajau people of Southeast Asia have a gene variant associated with larger spleens, boosting their oxygen while breath-hold diving, researchers say.