Archaeologists have located Sak-Bahlán—the last city of the Lacandon rebels of Chiapas—in the Montes Azules Biosphere Reserve ...

A drought lasting 13 years and several others that each lasted over three years may have contributed to the collapse of the Classic Maya civilisation, chemical fingerprints from a stalagmite in a ...

As glaciers melt, huge chunks of ice break free and splash into the sea, generating tsunami-sized waves and leaving behind a ...