Biological sex is neither binary nor a spectrum – a biologist explains how it’s multidimensional

Each person is a mosaic of sex-related and postpubertal biological traits that vary in their degree of femaleness and maleness.
WUNC

A former missile plant is getting its toxic waste cleaned up. Thousands of other sites aren’t so lucky

Unpredictable funding changes and questions over responsibility are shaping the future of hazardous waste remediation in ...