An apple may not fall far from the tree, but for a leaf, it depends on its shape. Elm or apple leaves — oval and symmetrical, with few protruding lobes — fall quickly, making them likely to end up close to the tree’s base. Adding lobes and asymmetry to leaves slows their descent, causing them…
Fighting fungi isn’t easy. Season two of the streaming series The Last of Us has arrived on Max (light spoilers ahead), bringing viewers back to a world where people combat zombies puppeteered by a mind-controlling fungus. Guns and flames help the characters survive onscreen. In the real world, fighting fungal infections is less action-packed, but…
Add a little-known species of assassin bugs to the list of animals that can fashion and wield tools. And true to their name, the insects use that tool to draw their prey into an ambush, researchers report May 12 in Proceedings of the National Academy of Sciences. Found in Thailand and China, Pahabengkakia piliceps is…
A common chemical in household plastics has been linked with heart disease deaths. In 2018, about 13.5 percent of the more than 2.6 million deaths from cardiovascular disease among people ages 55 to 64 globally could have been related to exposure to a type of chemical called a phthalate, researchers report April 28 in eBioMedicine….
Sprinklings of life appear key to the recipe for rain. Lofted flecks of organic material like bacteria, pollen and fungal spores play a profound role in regulating rainfall patterns, a new study suggests. These bioparticles can make up a major portion of all the particles that can seed rain in the sky, and their levels…
Grunts, barks, screams and pants ring through Taï National Park in Cȏte d’Ivoire. Chimpanzees there combine these different calls like linguistic Legos to relay complex meanings when communicating, researchers report May 9 in Science Advances. Chimps can combine and flexibly rearrange pairs of sounds to convey different ideas or meanings, an ability that investigators have…