Clearing water-guzzling and soil-damaging alien invasive plants costs South Africa several hundred million rands every year. Now, a promising pilot project to recoup some of this cost by producing ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

The International Space Station (ISS) is a closed ecosystem, and the biology inside it — including its microbial residents — ...

New research indicates that humans shaped their environments through hunting and controlled use of fire tens of thousands of years before agriculture emerged. According to the study’s co-authors, the ...