Displaying all 6 speakers
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Dr. Phil Plait

Denver, CO, USA
Dr-william-chang

Dr. William Chang

T2

Dr. Tierney Thys

Animal Jam - Ask Tierney: Why is a group of jellyfish called a smack?

Carmel, CA, USA
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Fiorenzo Omenetto

Medford, MA, USA
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Joanne Manaster

Champaign, IL, USA
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Dr. Hendrik Poinar

Ontario, Canada
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