Humans may be in a new geologic epoch—the Anthropocene—but different groups define its start at varied times. When should the Anthropocene have begun?
News
Posted inNews
Arctic Lightning Up 300% in One 11-Year Study
The increase may be due to climate change, researchers suggest, but the trend hasn’t been observed in other lightning data sets.
Posted inNews
Observing a Galápagos Volcano from Buildup to Eruption
Insights from a 13-year monitoring program of Sierra Negra—one of the many volcanoes that dot the Galápagos Islands—shed light on the volcanic evolution of basaltic eruption.
Posted inNews
A Global Monitoring System Could Change the Future of Climatology
Researchers hope that a network of highly consistent climate-observing sites will resolve long-standing issues with climatological data.
Posted inNews
Flying Saucers Could One Day Probe the Mesosphere
Researchers have created thin, levitating disks that could be used to study the mesosphere, a layer of Earth’s atmosphere that’s difficult to reach with conventional flyers.
Posted inNews
A Dip in Atmospheric Carbon May Have Facilitated Dinosaur Dispersal
Herbivorous dinosaurs migrated north across Pangea beginning about 214 million years ago, coincident with a downturn in atmospheric carbon dioxide levels.
Posted inNews
Rocket Mission Conjures a Ghostly Noctilucent Cloud
Night-shining clouds can be diagnostic tools to better understand how human activity is changing the meteorology of the mesosphere.
Posted inNews
Cold Curriculum for a Hot Topic
Educators at ice core labs teach students hands-on lessons about climate change.
Posted inNews
A Window into the Weather on Titan
Cassini’s final flybys of Saturn’s largest moon may have captured a temperature drop due to rainfall, one of the first observations of weather changes on Titan.
Posted inNews
Racist Slurs in Place-Names Have to Go, Say Geoscientists
An open letter from geoscientists supports a bill to remove racist slurs from federally recognized lakes, creeks, canyons, and other small landforms.