Scientific American – July 2023 Issue: Smart, adaptable and loud, parrots are thriving in cities far outside their native ranges.

Parrots Are Taking Over the World

By Ryan F. Mandelbaum

At Brooklyn’s Green-Wood Cemetery the living get as much attention as the dead. Groundskeepers maintain the 478-acre historic landmark as an arboretum and habitat for more than 200 breeding and migratory bird species. But many visiting wildlife lovers aren’t interested in those native birds. They’re at the entryway, their binoculars trained on the spire atop its Gothic Revival arches. They’ve come to see the parrots.

Extreme Heat Is Deadlier Than Hurricanes, Floods and Tornadoes Combined

When dangerous heat waves hit cities, better risk communication could save lives

By Terri Adams-Fuller

Exposure to extreme heat can damage the central nervous system, the brain and other vital organs, and the effects can set in with terrifying speed, resulting in heat exhaustion, heat cramps or heatstroke. It also exacerbates existing medical conditions such as hypertension and heart disease and is especially perilous for people who suffer from chronic diseases. The older population is at high risk, and children, who may not be able to regulate their body temperatures as effectively as adults in extreme conditions, are also vulnerable.

Brain Waves Synchronize when People Interact

The minds of social species are strikingly resonant

By Lydia Denworth