When is a planet not a planet? Where does helium rain? How can water be solid and liquid at the same time? For answers, scientists put common planetary materials under extreme pressure and watched what happened next.
AGU 2020
Posted inFeatures
Earth’s Core Is in the Hot Seat
How old is Earth’s inner core? High-pressure and high-temperature experiments suggest that our planet’s inner furnace may be much younger than expected.
Posted inResearch Spotlights
Why Did Great Apes Disappear from Southwestern China?
Periodic pulses of cooler temperatures may have disrupted the warm, humid, late Miocene climate that sustained the region’s great apes long after most species disappeared elsewhere.
Posted inResearch Spotlights
How to Improve Space Weather Forecasting
The field of space weather forecasting could take cues from its Earthly counterpart to increase the reliability of models as well as warning times ahead of inbound solar storms.
Posted inNews
Geoscience Commits to Racial Justice. Now We’ve Got Work to Do
To be silent is to be complicit in our own destruction because racism destroys us all. But not being silent entails more than publishing statements. There is also the collective silence of inaction. —No Time for Silence
Posted inAGU News
In Appreciation of AGU’s Outstanding Reviewers of 2019
AGU editors recognize the contributions of reviewers, whose valuable expertise continues to raise our journals’ high standards.
Posted inResearch Spotlights
Marine Nitrous Oxide Emissions off Northwest Europe
Continental shelves and estuaries are natural sources of nitrous oxide, but current global estimates of these emissions carry a lot of uncertainty, a problem that calls for regional studies.
Posted inResearch Spotlights
El Ciclo del Carbono en el Agujero Azul Más Profundo de la Tierra
Científicos encuentran nuevos extremos mientras investigan el ciclo del carbono en el agujero azul de Yongle.
Posted inNews
Podcast: Instruments of Unusual Size
Rumbling volcanoes act like giant musical instruments that researchers can study to better monitor eruptions.
Posted inNews
“Now Is the Time” for Green Recovery, Scientists Say
Otherwise, fossil fuel emissions will return to normal.