New delta Scuti: Rare pulsating star 7,000 light years away is 1 of only 7 in Milky Way

Earth & Climate

Textbook theory of how humans populated America is “biologically unviable,” study finds

The established theory of how Ice Age peoples first reached the present-day United States is now challenged by an unprecedented study that concludes that entry route was “biologically unviable.” The North American ice-free corridor, thought to have been used by the first colonizers, only became biologically viable 12,600 years ago — after they would have arrived. Researchers suggest a Pacific coast was the entry route.

Laser Beats Rock: Armored Dinosaur May Have Relied Most on Sense of Smell

Independent science journalist Sarah Puschmann covered the research of SMU Earth Sciences Professor Louis L. Jacobs in a post on her blog "Armored Dinosaur May Have Relied Most on Sense of Smell." A professor in Dedman College's Roy M. Huffington Department of Earth Sciences, Jacobs is co-author of a new analysis of the Cretaceous Period dinosaur Pawpawsaurus based on the first CT scans ever taken of the dinosaur’s skull.

The Dallas Morning News: Scientists offer explanation on how oil and gas activity triggers North Texas earthquakes

earthquake, causes, SMU, oil, fracking, seismologyIn an article contributed to The Dallas Morning News, science journalist Anna Kuchment covered the research of SMU seismologists on a possible explanation for the spate of earthquakes in North Texas in recent years. The study, Ellenburger wastewater injection and seismicity in North Texas, posted online July 17 in the peer-reviewed journal Physics of the Earth and Planetary Interiors. It is the first scientific work to offer an explanation for the Dallas and Irving quakes, Kuchment notes in her article, "Scientists offer possible explanation for how oil and gas activity may have triggered Dallas earthquakes."

KERA News: Near Wink, Texas, The Sink Holes Are Getting Bigger And Bigger

Wink sinkholes, smu, remote satellite images, insar, ogallala aquiferKERA public radio news covered the research of SMU geophysicists Zhong Lu, professor, Shuler-Foscue Chair, and Jin-Woo Kim research scientist, both in the Roy M. Huffington Department of Earth Sciences at SMU. KERA's article, "Near Wink, Texas, The Sink Holes Are Getting Bigger And Bigger," published June 28, 2016.

KERA: Thanks To CT Scans, Scientists Know A Lot About Texas’ Pawpawsaurus Dinosaur

"There's no relationship between dinosaurs and armadillos, which are mammals, but it is interesting that something that looked like an armadillo was here in Texas 100 million years before highways." — Jacobs

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