Scientific American publishes accessible science reporting and essays from top researchers; shaping public understanding since the 19th century.
The FAA has moved to replace its 1973 ban on overland supersonic flights with new, noise-based standards. Initial proposals could allow faster cross-country travel and reduce flight times, while NASA tests aim to refine how sonic booms are perceived. Final rules are targeted for mid-2027.
A team studying primates in Lomami National Park has confirmed a new African monkey species, Colobus congoensis, known locally as Likweli. The animal is rare, has distinctive orange facial markings, and roars in the trees. Researchers published their findings in PLOS ONE, noting the species’ limited range and threats from hunting and habitat loss.
Recent reporting aggregates findings that mentally stimulating jobs may lower dementia risk, with evidence that handwriting enhances memory and cognitive function. Expert commentary highlights spatial processing, practice in challenging tasks, and the benefits of social interaction in maintaining brain health.