The Earth's magnetic poles have reversed many times throughout its history. The last reversal was about 780,000 years ago. When the poles reverse, the north magnetic pole becomes the south magnetic pole, and vice versa. This reversal is caused by changes in the flow of liquid iron in the Earth's...
Scientists have discovered two gigantic structures deep within the Earth that could be the remains of an ancient planet. The structures, which are each the size of a continent and 100 times taller than Mount Everest, were found in the Earth's mantle, the layer of rock that lies between the...
The James Webb Space Telescope (JWST) is a space-based observatory set to be launched by NASA. It is often referred to as the Webb or JWST. The Webb telescope is designed to be the successor to the Hubble Space Telescope and will significantly advance our understanding of the universe. Here...
