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Madeline Reinsel

An 8-centimeter-long metric ruler has silhouetted images of the classic “evolution of man.” The ruler is next to a fossil of a leaf.
Posted inResearch Spotlights

Early Apes Evolved in Tropical Forests Disturbed by Fires and Volcanoes

by Madeline Reinsel 12 June 202511 June 2025

Fossils discovered at an early Miocene site in Kenya include a new type of early ape and offer clues about the environment inhabited by human ancestors.

Chesapeake Bay, with its tree-lined waterfronts curving along the river toward the ocean, is pictured from above.
Posted inResearch Spotlights

River Alkalinization and Ocean Acidification Face Off in Coastal Waters

by Madeline Reinsel 21 May 202521 May 2025

Factors ranging from rainfall to nutrient runoff to changing mining and agricultural practices drove decades-long pH trends in the Chesapeake Bay.

The crater of a snow-covered volcano emits smoke.
Posted inResearch Spotlights

Antarctic Ice Melt May Fuel Eruptions of Hidden Volcanoes

by Madeline Reinsel 3 January 202513 January 2025

More than 100 volcanoes lurk beneath the surface in Antarctica. Ice sheet melt could set them off.

Comparison of two mussel beds, one in 1984 and one in 2023
Posted inNews

Ocean Warming Is Wiping Out Southern California’s Mussel Beds

by Madeline Reinsel 14 December 202314 December 2023

Historic photographs reveal the dramatic retreat of mollusks as warmer waters take a toll on the health of the intertidal zone.

A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Orbiter Pair Expands View of Martian Ionosphere

20 June 202519 June 2025
Editors' Highlights

Coupled Isotopes Reveal Sedimentary Sources of Rare Metal Granites

17 June 202516 June 2025
Editors' Vox

Inside Volcanic Clouds: Where Tephra Goes and Why It Matters

16 June 202512 June 2025
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