On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a cosmic ray detector, was designed to measure the radiation environment in Earth ...

Frequent deployment of satellites and re-entries by the rockets that deploy them might pose a risk to the Earth's upper ...

A new study published in the Journal of Climate reveals how surface warming in Antarctica, particularly over the Antarctic Peninsula, is significantly altering the stability of the lowest layers of ...

Ice-sheet melt temporarily intensified Southern Ocean stratification between ice ages and warmer interglacial periods, thus ...

Rainfall is often treated as a gift of geography — a function of latitude, oceans, and atmospheric circulation. A growing ...

For the first time ever, scientists have observed in near real time a cloud of air pollution created as a SpaceX rocket burned up in Earth's atmosphere.

A new study shows that during the last two deglaciations, i.e., the transition from an ice age to the warm interglacial periods, meltwater from the Antarctic ice sheet intensified stratification in ...

The Earth's magnetic field and oxygen evolved together over 540 million years, according to a major NASA study.

By Denise Lineberry NASA's Earth Radiation Budget Satellite (ERBS), a part of the NASA's three satellite Earth Radiation Budget ...

Scientists can now follow the path of a single drop of water across the globe. Water is made of hydrogen and oxygen, and some of these atoms naturally ...

The geoid (the surface of equal gravitational potential of a hypothetical ocean at rest) serves as the classical reference ...