6+ hour, 3+ min ago   (524+ words) Every year, the world brews billions of cups of coffee, and almost all of the spent grounds end up in landfills, where they slowly decompose and release methane....

17+ hour, 6+ min ago   (524+ words) Deep in the soils of Brazil’s coffee heartland, a quiet revolution is brewing....

3+ day, 14+ hour ago   (76+ words) For athletes hunting for a legal edge in the final minutes before competition, caffeine has long been the go-to molecule. But swallowing a capsule an hour before the gun goes off is not always practical, and now a sweeping new…...

5+ day, 21+ hour ago   (138+ words) Insomnia has become one of the most pervasive health complaints of modern life, and the clinical arsenal for treating it remains stubbornly limited. Hypnotic drugs—the mainstay of therapy—bring with them well-documented risks of dependence, tolerance, and withdrawal, prompting…...

2+ week, 1+ day ago   (78+ words) Discarded tea leaves could become an unexpected tool for cleaning polluted water. In a study published in the Journal of Saudi Chemical Society, researchers converted spent tea residues from a beverage factory into a nitrogen-doped magnetic biochar capable of removing…...