NASA studies Louisiana's changing wetlands

NASA recently completed an intensive study of Louisiana Gulf Coast levees and wetlands, making measurements with three advanced imaging instruments on two research aircraft.

Using radar satellites to study Icelandic volcanoes and glaciers

On August 16 of last year, Mark Simons, a professor of geophysics at Caltech, landed in Reykjavik with 15 students and two other faculty members to begin leading a tour of the volcanic, tectonic, and glaciological highlights ...

Slight surface movements on the radar

Scientists are making advances in the use of satellite radar data – such as those from the Sentinel-1 mission – to monitor Earth's changing surface.

What's beneath Hawaii's most active volcano?

Step away from the villages and idyllic beaches of Hawaii, and you may think you've been transported to the moon. Walking along the lava flows of the Kilauea volcano, the landscape changes from a lush tropical paradise to ...

Heavy metal frost? A new look at a Venusian mystery

Venus is hiding something beneath its brilliant shroud of clouds: a first order mystery about the planet that researchers may be a little closer to solving because of a new re-analysis of twenty-year-old spacecraft data.

US-India to collaborate on Mars exploration

The United States and India, fresh from sending their own respective spacecraft into Mars' orbit earlier this month, on Tuesday agreed to cooperate on future exploration of the Red Planet.

NASA radar system surveys Napa Valley quake area

NASA scientists are conducting an airborne survey of earthquake fault displacements in the Napa Valley area of Northern California using a sophisticated radar system developed by NASA's Jet Propulsion Laboratory, Pasadena, ...

Sentinel-1 poised to monitor motion

Although it was only launched a few months ago and is still being commissioned, the new Sentinel-1A radar satellite has already shown that it can be used to generate 3D models of Earth's surface and will be able to closely ...

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