Astrophysicists calculate the probability that Earth was exposed to cold, hard interstellar clouds two million years ago
This article was reviewed according to Science fact checked peer-reviewed publication trusted source proofread OK! Credit: CC0 Public domain × close to Credit: CC0 Public domain About two million years ago, the Earth looked very different, where our early human ancestors lived alongside sabre-tooth tigers, mastodons and enormous rodents. And depending on where they were, … Read more