Uno studio pubblicato su Nature Communications da un team guidato da Jung-Hun Song, dell’Imperial College di Londra, dimostra che le faglie profonde sotto la Valles Marineris su Marte sono ancora attive. Il gruppo ha individuato una scossa sismica generata dallo scorrimento orizzontale della crosta tra 20 e 40 chilometri di profondità, nell’emisfero occidentale del pianeta. […]

A 518-million-year-old ambulacrarian fossil from China suggests that the common ancestor of starfish and their relatives was not a burrowing worm; it was probably a tentacled animal that fed from the water around it.

The post Early Cambrian Fossil Rewrites Starfish Family Tree appeared first on Sci.News: Breaking Science News.

The streaming service reported a 12 percent increase in quarterly revenue, but acknowledged that stagnant viewership, particularly in the U.S. and Canada, was a major concern.