Snow over Antarctica buffered sea level rise during last century

new NASA-led study has determined that an increase in snowfall accumulation over Antarctica during the 20th century mitigated sea level rise by 0.4 inches. However, Antarctica's additional ice mass gained from snowfall makes ...

Greenhouse gas 'detergent' recycles itself in atmosphere

A simple molecule in the atmosphere that acts as a "detergent" to breakdown methane and other greenhouse gases has been found to recycle itself to maintain a steady global presence in the face of rising emissions, according ...

To image leaky atmosphere, NASA rocket team heads north

On a frigid morning in early December, a team of NASA rocket scientists will huddle in the control room in Ny-Ă…lesund, Svalbard, a remote archipelago off the northern coast of Norway. Here at the world's northernmost rocket ...

New insights on comet tails are blowing in the solar wind

Engineers and scientists gathered around a screen in an operations room at the Naval Research Laboratory in Washington, D.C., eager to lay their eyes on the first data from NASA's STEREO spacecraft. It was January 2007, and ...

Parker solar probe looks back at home

On Sept. 25, 2018, Parker Solar Probe captured a view of Earth as it sped toward the first Venus gravity assist of the mission. Earth is the bright, round object visible in the right side of the image.

Superflares from young red dwarf stars imperil planets

The word "HAZMAT" describes substances that pose a risk to the environment, or even to life itself. Imagine the term being applied to entire planets, where violent flares from the host star may make worlds uninhabitable by ...

ICESat-2 laser fires for first time, measures Antarctic height

The laser instrument that launched into orbit last month aboard NASA's Ice, Cloud and land Elevation Satellite-2 (ICESat-2) fired for the first time Sept. 30. With each of its 10,000 pulses per second, the instrument is sending ...

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