At least 24 people have been killed and many others are missing, including more than 20 girls from a summer camp, after a ...

Thunderstorms and torrential rain triggered deadly flash flooding along the Guadalupe River in south-central Texas, killing ...

Dust from the Sahara Desert, once a massive lake, travels across the Atlantic Ocean. This dust, rich in potassium and iron ...

For centuries, humans have lived underground. Today, that ancient practice is under dire threat—even as cave life makes more ...

The dust hurts air quality not only by giving skies a milky haze, but also by aggravating respiratory problems and triggering ...