A fruit fly’s sperm are exceptionally long, and thousands are crammed in together. The physics of this presents a packing nightmare.
Oysters filter seawater for food. In the process, they concentrate a wide variety of microorganisms from their environment—including bacteria and viruses—into a tiny space.
A study examining Fair Workweek laws across five major U. S. jurisdictions finds that labor regulations have made work schedules more predictable for service-sector workers, without triggering wage cuts or benefit reductions.
NASA's Perseverance rover appears as a green speck on the Martian surface on June 13, 2026, a day before the robotic explorer marked a distance milestone, having traveled a full marathon (26. 2 miles, or 42. 195 kilometers) on the Red Planet.
Even though the Eastern and Western halves of Earth are fairly different, they reflect the same amount of sunlight, a new study finds.
Historic wooden structures across Svalbard are crumbling under the combined weight of climate change and human activity. Longer, warmer, and wetter seasons fuel wood-decaying fungi, while tourism adds physical wear to sites never built to last. The ArcticAlpineDecay project has provided a cruci...