Pennsylvania State University

New hypothesis for human evolution and human nature

It's no secret to any dog-lover or cat-lover that humans have a special connection with animals. But in a new journal article and forthcoming book, paleoanthropologist Pat Shipman of Penn State University argues that this ...

dateJul 20, 2010 in Evolution
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Deep magma matters in volcanic eruption cycle

Although the Soufriere Hills volcano on Montserrat exhibits cycles of eruption and quiet, an international team of researchers found that magma is continuously supplied from deep in the crust but that a valve acts below a ...

dateOct 09, 2008 in Earth Sciences
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The closest star system found in a century

(Phys.org) —A pair of newly discovered stars is the third-closest star system to the Sun, according to a paper that will be published in Astrophysical Journal Letters. The duo is the closest star system discovered since ...

dateMar 11, 2013 in Astronomy
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New type of black-hole quasar discovered

(Phys.org) —Like our Milky Way, every known large galaxy has at its center a supermassive black hole, some of which are surrounded by a super-bright disk of hot gas called a quasar—but now a research team that includes ...

dateNov 08, 2013 in Astronomy
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Probing Question: How did Valentine's Day start?

Never mind the 160 million greeting cards that will be purchased for Valentine's Day this year. Forget about the 35 million heart-shaped boxes of chocolates that will pass from giver to recipient. Long before today's modern ...

dateFeb 14, 2011 in Other
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