by sagesgroup | Dec 5, 2022 | Animals, Biology, Dinosaurs, Earth Science, Evolution, History, Science, Syndicated, The Conversation
Sixty-six million years ago, an asteroid hit the Earth with the force of 10 billion atomic bombs and changed the course of evolution. The skies darkened, and plants stopped photosynthesizing. The plants died, then the animals that fed on them. The food chain...by sagesgroup | Dec 4, 2022 | Astronomy, Earth Science, NASA, Science, Space Science, Syndicated
Humanity is getting better a planetary defense — at least from external threats from outer space, as long as they’re just dumb rocks that follow the laws of physics. And a group of extraordinary humans proved it last week when the planetary defense community jumped...by sagesgroup | Nov 27, 2022 | Earth Science, NASA, Physics, Space Science, Syndicated
Space debris is becoming more and more of a real problem. We’re not quite at Kessler syndrome levels yet, but with the increased interest in getting things into space, there is a real possibility that might happen in the not-too-distant future. Plenty of potential...