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Sneaking up on a Sweaty Comet

Over the coming month the European Space Agency’s (ESA) Rosetta mission will fire its main engines no less than eight times to tweak its interplanetary intercept course with Comet Churyumov-Gerasimenko; eventually sidling up to the 4 kilometer wide cometary nucleus at about 7.9 meters per second in early August.

June 30, 2014 — Caleb A. Scharf
How Your Morning Commute Resembles a Fungus

How Your Morning Commute Resembles a Fungus

In many fungi, the DNA storage compartments called nuclei are not prisoners of the cells they reside in, the way they are in animals and plants.

November 20, 2013 — Jennifer Frazer

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