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Tag: dry ice

Soy and Dry Ice Among San Francisco’s New Tricks to Banish City Graffiti

KQED Science | November 14, 2013 | 0 Comments

Soy and Dry Ice Among San Francisco’s New Tricks to Banish City Graffiti

San Francisco cleans up a lot of graffiti every year. In the past, the city has used standard industrial solvents for this task, but now, workers will be cleaning up with non-toxic materials, in an effort to protect people and reduce toxic runoff.

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It’s Dune-Boarding Season on Mars!

KQED Science | June 28, 2013 | 0 Comments

It’s Dune-Boarding Season on Mars!

NASA's Mars Reconnaissance Orbiter and its high-powered HiRISE camera has been capturing extremely detailed pictures all over the surface of Mars for a few years now. MRO now reveals a number of surprising, curious, and often captivating landscape features, many of which have inferred the action of dynamic weather processes on Mars.

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