New fossils intensify mystery of short-lived, toothy mammals unique to ancient North Pacific

Identification of a new species of marine mammal has intensified the rare animal’s brief mysterious journey through prehistoric time.

A big, hippo-sized animal with a long snout and tusks — the new species is a marine mammal belonging to the order Desmostylia. But unlike other marine mammals alive today — such as whales, seals and sea cows — desmostylians went totally extinct. Continue reading

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SMU scientists celebrate Nobel Prize for Higgs discovery

SMU’s experimental physics group played a pivotal role in discovering the Higgs boson — the particle that proves the theory for which two scientists have received the 2013 Nobel Prize in Physics.

The Royal Swedish Academy of Sciences awarded the Nobel Prize on Oct. 8 to theorists Peter W. Higgs and François Englert to recognize their work developing the theory of what is now known as the Higgs field, which gives elementary particles mass. Continue reading

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Study finds that some depressed adolescents are at higher risk for developing anxiety

Kouros, SMU, depression, anxietySome adolescents who suffer with symptoms of depression also may be at risk for developing anxiety, according to a new study of children’s mental health.

The study found that among youth who have symptoms of depression, the risk is most severe for those who have one or more of three risk factors, said psychologist Chrystyna D. Kouros, Southern Methodist University, Dallas, who led the study. Continue reading

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