By trapping huge amounts of water on land, big dams built by humans have slightly changed how Earth spins and where its poles ...

Long before life thrived in Earth’s oceans, the planet’s magnetic field became disorganized. Deep within the ancient rocks of Morocco, scientists have recovered one of the clearest records of that ...

Earth has never stood still. Over its 4.5 billion years of history, our planet has been reshaped by different cataclysms and climate shifts. The atmosphere went through several changes, oceans froze ...