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Using the orbital interaction between Pluto and Neptune to infer large-scale orbital migration of the planets and to predict the existence of "Plutinos."
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Human evolution is marked by 2 locomotor transitions. bipedal walking and increased aerobic levels that likely evolved with the hunter/gatherer lifestyle.
In 2015, Pope Francis named Tucsonan and U.S. Jesuit Brother Guy Consolmagno the new director of the Vatican Observatory. We discuss the posting.
How changing the shape of a mirror a thousand times per second results in high resolution imaging of low-mass stars, brown dwarfs, and extrasolar planets.
Unleashing the hidden wealth of the time and location data from our cell phones to predict behavior and improve health care.