A fragment of a lost world has provided the first direct evidence that a protoplanet in the early solar system could have been as large as Mars. The findings

Antarctica is an important component of the Earth’s climate system. Here we investigate temperature change in Antarctica across a range of timescal...

CU Boulder alumnus Emily Fairfax shared her scientific expertise as the beaver consultant on the new Pixar film Hoppers.

Accurate tectonic models are essential for assessing seismic hazard and fault interactions. However, the plate configuration at the complex Mendocino triple junction, where the San Andreas Fault and t...

Across the Arctic, bacteria and other microorganisms have become trapped underground in frozen soil and ice. A new study finds that these ancient microbes may

We present the first observation of a landslide-generated tsunami from Global Navigation Satellite System (GNSS) precise positioning of ships The R/V Sikuliaq detected waves in Resurrection Bay i...

Sediment-laden Rio Grande inflows generate hyperpycnal plumes into Elephant Butte Reservoir Sedimentation and organic carbon (OC) burial rates are higher over the submerged reservoir bottom as op...

Our Spring 2025 colloquium series will be held in a hybrid mode - most presenters will present in-person in BESC 380, but their presentations will also be

We develop a model of sediment entrainment beneath an alpine glacier to predict sediment fluxes and basal ice stratigraphy at the terminus The model explains the co-occurrence of solid, debris-ri...

The first campaign retrieval of summer water-vapor isotopes in central Greenland up to 1500 m above the ice sheet surface Model-observation gaps in atmospheric water-vapor isotopes can be used to...

From microgravity to harmful radiation, human space exploration causes physiological changes, and a journey to Mars introduces novel issues The small size, oxidative properties, and chemical comp...

Evidence for lithospheric foundering, or the process of denser material sinking into the mantle, is emerging.

The critical importance of sample context and geologic information for interpreting geochronologic data has long been fundamental to the Earth science…