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 ...

Over the past week we’ve witnessed the many political discussions that go with the territory of a COP – or, more verbosely, the “Conference of the Parties to the United Nations Framework Convention on ...

Earth system models have been overestimating natural nitrogen fixation by about 50%, overstating the strength of Earth’s future carbon sink.