NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a 3-billion-year-old sedimentary rock from Jezero Crater, scientists identified dark ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of ...

A 2021 satellite photo shows off the recently uncovered Yilan crater in China, which is most likely the youngest impact structure on Earth. The incomplete ring is also the largest of its kind and ...