The vast reservoir of carbon stored beneath our feet is entering Earth's atmosphere at an increasing rate, according to a new study in the journal Nature.
Peering through the thick, green glass of a decades-old "hot cell," an expert technician manipulates robotic arms to study highly radioactive waste from Hanford, in support of ongoing cleanup.
Researchers uncover a nonlinear relationship between South Asian monsoon rainfall and water vapor over the tropical Indian Ocean in Earth system models.
Researchers characterize the degradation products of a protein responsible for generating enamel, opening potential avenues to regeneration strategies.