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This summer, NASA is studying pyrocumulonimbus clouds, or fire-driven thunderstorms. Researchers are flying planes right into the smoke plumes for samples. The post NASA is studying pyrocumulonimbus clouds by plane first appeared on EarthSky .

Laser surveys have revealed hundreds of earthworks in the Amazon. Researchers estimate the ancient Amazon civilization could have supported 3 million people. The post Ancient Amazon civilization might have been home to millions first appeared on EarthSky .

Giant trees have evolved remarkable adaptations that allow them to reach extreme heights while maintaining efficient water transport. The post Giant trees break a decades-old science theory first appeared on EarthSky .

Spokane wildfires show wildfire risk is growing, but preparedness, resilient communities and smarter land management can reduce future losses. The post Why the Spokane wildfires became so catastrophic first appeared on EarthSky .

Lake Powell is the 2nd-largest reservoir in the U.S. But with climate and usage stresses, the lake is shrinking. It could reach dead pool by spring 2027. The post Lake Powell is shrinking toward ‘dead pool’ levels first appeared on EarthSky .

The world-famous Katmai bear cam is live! Watch brown bears at Katmai National Park now and explore the livestream to learn more about these incredible animals. The post It’s Katmai bear cam season! Livestream here first appeared on EarthSky .

A meteotsunami occurs when a weather system causes the entire body of water to oscillate, creating sudden changes in water level along the shore. The post Meteotsunami hits Lake Winnebago after Wisconsin tornado first appeared on EarthSky .

Jimothy the raccoon has an inspiring story, showcasing how an animal can adapt - especially with the help of his mother - to overcome extraordinary challenges. The post Jimothy the raccoon is a survivor! Here’s why first appeared on EarthSky .

A powerful earthquake in Japan caused a mall to collapse, leaving people missing and injured. The Japan Meteorological Agency said it registered magnitude 7.1. The post Earthquake in Japan triggers mall collapse in Kumamoto first appeared on EarthSky .

An airplane glory is easy to see, if you watch for it. It's the plane's shadow cast on a cloud, or the ground, surrounded by a halo of light. The post What’s an airplane glory? Here’s how to spot one first appeared on EarthSky .

Shark Week begins with a remarkable discovery: scientists have identified a new walking shark, proving the ocean still holds secrets worth protecting. The post Walking shark discovered in Papua New Guinea first appeared on EarthSky .