Greenland's Leidy Glacier

From NASA's Earth Observatory:

Crisscrossing glaciers in northwest Greenland flow along the path of least resistance. Read more at http://earthobservatory.nasa.gov/IOTD/view.php?id=85131&src=fb

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Flooding in Madagascar

From NASA's Earth Observatory:

Flooding in Madagascar

Rivers were swollen and brown with sediment in the wake of tropical storm Chadza. Read more at http://earthobservatory.nasa.gov/IOTD/view.php?id=85113&src=fb

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Drained & Refilled Subglacial Lake

From NASA:

Scientists using satellite images and data from NASA’s Operation IceBridge have found evidence of a drained and refilled subglacial lake beneath northeastern Greenland’s Flade Ice Cap.

Journey to Mars Mentioned in State of the Union Speech

From NASA:

During tonight's State of the Union Address, President Obama lauds NASA’s Orion Spacecraft and our "re-energized space program." http://www.nasa.gov/exploration #SOTU #JourneyToMars