A team studying Russian glaciers found evidence that a volcanic eruption in southern Peru changed the planet’s climate at the beginning of the 17th century.
Ancient Nile Tributary May Have Aided Pyramid Construction
Pollen from sediment cores shows that a now dry channel cutting through Giza was once a flowing waterway that Egyptian pyramid builders could have used to transport supplies.
Can Decommissioned Mines Become Green Power Generators?
A new report supports the idea that underground mines can be transformed into energy storage facilities, adding the possibility of on-demand, carbon-free power to energy grids.
Seismic Sources in the Aleutian Cradle of Tsunamis
Research over the past decade in Alaska’s Aleutian Islands has offered surprising insights into the pulses of great earthquakes that generate dangerous, often long-distance tsunamis.
Written in Stone: Inca Buildings Remember Ancient Earthquakes
Damage to the Inca buildings of Cusco reveals a forgotten earthquake history that could help scientists understand modern seismic hazards.
Radiocarbon’s Blast from the Past
Radiocarbon dating is a cornerstone of climate and archaeological sciences. But the method is under threat as fossil fuel emissions negate a useful signal from atomic tests.
Evidence of Drought Provides Clues to a Viking Mystery
A persistent drying trend, not plunging temperatures, may have played a role in the unexplained disappearance of Norse settlers from Greenland, according to researchers.
Vehículos robóticos exploran campos de batalla de la Segunda Guerra Mundial en el océano
El Proyecto Recover usa vehículos autónomos submarinos para identificar, acceder, y captar imágenes de sitios difíciles de alcanzar con restos de la Segunda Guerra Mundial, cerca de las Islas Marianas del Norte.
Why Did Sunspots Disappear for 70 Years? Nearby Star Holds Clues
Five decades of data revealed a star undergoing a pause in magnetic activity similar to what the Sun experienced almost 400 years ago.
Climate and Currents Shaped Japan’s Hunter-Gatherer Cultures
New climate records from a peat bog show how two neighboring cultures responded differently to shifts in climate and ocean currents.