Millions of years ago, one species of frog diverged into two species. Millions of years later, the two frogs became one again, but with a few extra chromosomes due to whole genome duplication. Such is the curious case of the African clawed frog, a frog whose genome contains nearly double the number of chromosomes as […] Read More
Researchers have observed wild-bearded capuchin monkeys in Brazil deliberately break stones, unintentionally creating flakes that share many of the characteristics of those produced by early Stone Age hominins. The difference is that the capuchins’ flakes are not intentional tools for cutting and scraping, but seem to be the by-product of hammering or ‘percussive behavior’ that […] Read More
A research team has described a novel tabletop display system that allows multiple viewers to simultaneously view a hologram showing a full 3-D image as they walk around the tabletop, giving complete 360-degree access. Source: STEM news
Ancient DNA research has revealed that Ice Age cave artists recorded a previously unknown hybrid species of bison and cattle in great detail on cave walls more than 15,000 years ago. Source: STEM news
Annual healthcare costs and lost earnings in the United States from low-level but daily exposure to hazardous chemicals commonly found in plastic bottles, metal food cans, detergents, flame retardants, toys, cosmetics, and pesticides, exceeds $340 billion, according to a detailed economic analysis. Source: STEM news
Walking briskly or cycling for the recommended 150 minutes a week can reduce a person’s risk of developing type 2 diabetes by up to 26%, according to new research. Source: STEM news