New Scientist1h
Earth wouldn’t have ice caps without eroding rocks and quiet volcanoes
Throughout Earth's history, ice caps have been very rare, but a model of the past 420 million years suggests an explanation ...
An unexpected anomaly was found in the Pacific Ocean – and it could be a global time marker
There seems to be too much of a radioactive element in rocks deep in the Pacific Ocean – how did it get there 10 million ...