These are math’s most famous open questions. Solve one, and you’ll win a $1-million prize—but it’s only happened once since ...

Collagen, the protein that builds skin, bones, tendons and organs, exists inside cells as a liquid-like droplet rather than the long, rigid rod seen in textbooks over the last half century, according ...

Legal reforms in a number of Asian countries have expanded lesbian, gay, bisexual, transgender and queer (LGBTQ) rights, yet their effects on public attitudes remain unclear. Using large-scale social ...

Environmental science is the multidisciplinary study of all aspects of the Earth’s physical and biological environments. It encompasses environmental chemistry, soil science, ecology, climatology, ...

What you should know about hantavirus, why PCOS is getting a new name, and how some fish hide in an unusual spot ...