Pennsylvania State University

Probing Question: What causes deja vu?

If you've ever had that fleeting, mysterious sense that something new -- a city or person you’re seeing for the first time -- is somehow familiar, that you’ve been there or known them before, then you can count yourself ...

dateFeb 12, 2010 in Psychology & Psychiatry
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Probing Question: Are we running out of helium?

Party planners, take note: the atmosphere may become a little deflated at gala events in the future. Some scientists are sounding the alarm about the wastefulness of using helium—a rare, non-renewable gas—to fill party ...

dateApr 26, 2013 in Earth Sciences
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Scientists Find New Way to Produce Hydrogen

Scientists at Penn State University and the Virginia Commonwealth University have discovered a way to produce hydrogen by exposing selected clusters of aluminum atoms to water. The findings are important because they demonstrate ...

dateJan 22, 2009 in General Physics
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