An ancient Agathis australis tree with rings that document the near-reversal of Earth’s magnetic field has been discovered on New Zealand’s north island. The tree, which measures 8 feet in diameter and 65 feet in length, was found buried under … Read More
According to new research, ancient Earth was a water world with little to no land. And this could have far-reaching consequences for the origin and evolution of life. While the modern Earth’s surface is about 70% water, new research indicates … Read More
A spectacular and vanishingly rare ‘rainbow scarf cloud’ dazzled residents in China during sunset. It was later understood to be a natural phenomenon.The brightly-colored cloud reportedly left locals baffled by its surreal appearance after it was spotted hanging low in … Read More
For a few nights more than 9,000 years ago, at a time when many of our ancestors were wearing animal skins, the northern skies would have been bright with flickering lights. Chemical isotopes in ancient ice cores indicate that one … Read More
This summer, the Earth had its shortest day ever, thanks to a wobble in its axis that allowed it to complete a single spin in a fraction of a second less than 24 hours. According to the website timeanddate.com, June … Read More
Starting June 3, all five naked-eye planets will be up in the pre-dawn sky. This month, skywatchers will be treated to a rare “planet parade”: all five naked-eye worlds will align in their proper orbital order from the sun in … Read More