Astronomers have witnessed evidence of an extremely violent collision between planets, and it resembles the event in Earth's history that created the moon.

Autistic young people are at increased risk of mental health difficulties than their non-autistic peers.1,2 Beyond innate neurodevelopmental differences, environmental factors, especially the school ...

With hundreds of thousands of Syrians missing, doctors are working to revive the country's long-neglected forensic medicine infrastructure. Amélie David reports.