1,000 to 520 million years ago, Earth's climate was undergoing dramatic changes. From icy extremes in what some have termed Snowball Earth, to warmer conditions as an increase in oxygen led to the Cambrian explosion of biodiversity,...
A previously undetected layer of tectonic plates may offer answers to the mysterious Vityaz earthquakes in the Pacific Ocean. Researchers recently presented their preliminary findings on an additional layer of tectonic plates...