Learn about the source of airborne microplastics, which were not, for the most part, introduced into the air by the ocean, as previous studies seem to suggest.

Learn more about the earliest “factory” of bone tools ever discovered, which saw the systematic shaping of bone some 1 million years before other such “factories.”

Learn more about the link between spite and conspiracy thinking, which is often rooted in the rejection of science.

Learn about the status of koalas in Sydney, where a lack of diversity leaves the animals vulnerable to disease.