Two tons of American red crayfish were unleashed into a Spanish river in 1974: 52 years later, the invasion is at a point of no return

Fifty years after two tons of American red crayfish were released into a national park the crustacean has reconfigured its ...
Al Jazeera

Is the world experiencing more earthquakes now than before?

Al Jazeera examines a decade of earthquake data to see how 2026 compares and explains how and where earthquakes strike.