Recent experiments suggest that helium-4 atoms can flow through an experimental cell filled with solid helium. But that incompletely understood flow is quite different from the reported superfluid-like motion that so excited physicists a decade ago.
Pulsations known as starquakes can provide precious glimpses into a star’s interior—and clues to how the star will live and die.
SPS Movie Nights
Time and location: 8:00pm in the Bianchi Planetarium
(north of the science buildings, across from the Student Union.)
Next movie: TBD (Fall 2011)