The spread of species beyond their native habitat is a human-made environmental change on a global scale. Among vascular plants, over 16,000 species have now permanently settled in foreign countries.
On Earth, plants reflect green light — but on Kepler-186f, they’d likely glow deep red. The reason lies in physics: cooler stars like Kepler-186 emit more infrared light than visible light, forcing ...
Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...