Scientists have new clues in the 66-million-year-old case of the dinosaurs' demise

It ’s one of the greatest whodunits of all time: What killed the dinosaurs, along with three-quarters of all other species on Earth?We never tire of the story of this grisly extinction. Perhaps the demise of the dinosaurs gives us a sense of geologic schadenfreude. Or perhaps it ’s just the opposite:...

Source: Los Angeles Times - Science - February 21, 2019 Category: Science Authors: Julia Rosen Source Type: news