Human beings have been at the center of ecological change on Earth for thousands of years. But as history shows, no species ...

Searching for technosignatures—signs of technology on a planet that we can see from afar—remains a difficult task. There are ...

Scientists are sharpening their forecasts for how long Earth can remain a comfortable home for complex organisms, and the latest work points to a much earlier cutoff than the classic textbook ...

Colombia has several areas of high biological diversity in the Andean ecosystems, with a wide variety of endemic species, found nowhere else on Earth, as well as the Amazon rainforests and unique ...

An international team has successfully extracted the world's oldest ice sample from Antarctica. Spanning 1.2 million years of climate history, this ancient ice core promises to unveil secrets about ...