New information suggests that atmospheric carbon dioxide concentration was just one of the main drivers of warming sea surface temperatures in the Pleistocene.
Newly identified knobby terrain related to ancient volcanoes on Mars hint that pyroclastic ash and rock flowed down slopes early in the red planet's history.
Variations in large-scale convection in the Atlantic Ocean are likely driven by wind.
Factors that generate electrostatic noise involve how electric fields compress magnetized plasmas.
Appointments and honors for Earth and space scientists.
NASA's proposed budget would provide a small increase overall as well as for the agency's Science Mission Directorate.
Scientists turn to granular scales to explain how plate tectonics may have evolved billions of years ago.
Winners of the 2014 Outstanding Student Paper Awards announced
A large earthquake in southern California could devastate Los Angeles. To help reduce the city's risks, one scientist spent last year working in the LA mayor's office.
Aerosol pollutants are on the decline—and so are their effects.