Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. CNN — A new analysis of ancient crystal grains embedded in rocks from the Australian outback suggests that Earth had dry land and fresh water about 4 billion years ago – a time when scientists … Read more
There have long been rumors that big cats roam the British countryside. Blurry photos, large unexplained trails and dramatic eyewitness accounts routinely add to the mystery of their existence. But now scientists say they have found definitive evidence that a leopard is prowling the Lake District – after linking the DNA of a dead sheep … Read more
This article was reviewed according to Science fact checked peer-reviewed publication proofread OK! A black hole that pulls material from a companion star to itself, forming a disk that orbits the black hole before falling into it. Credit: NASA/CXC/M. Weiss. × close to A black hole that pulls material from a companion star to itself, … Read more
The chief scientist of NASA’s Perseverance Mars rover is excited about material stored in the rover’s sample tubes, dropped both on the surface of Mars and in the rover itself while orbiting Jezero Crater. Given the Martian samples Perseverance has collected so far, could one of those be what the rover was meant to look … Read more
New evidence strongly suggests the existence of a Planet 9 on the edge of our solar system. Image via Solen Feyissa/Unsplash. New evidence for Planet 9 Evidence is growing that a planet the size of Neptune – Planet 9 – is hiding deep in the outskirts of our solar system. Researchers from Caltech, Université Côte … Read more