Archaeologists discover 4,000-year-old canals used to fish by predecessors of ancient Maya
Using drones and Google Earth imagery, archaeologists have discovered a 4,000-year-old network of earthen canals in what’s ...
Science News8h
Ancient Central Americans built a massive fish-trapping system
Earthen channels directed fish into ponds that formed seasonally, providing a dietary bounty for Maya civilizations starting around 4,000 years ago.
Earliest fish-trapping facility in Central America discovered in Maya lowlands
An archaeologist from the University of New Hampshire and her team have collected data which indicates the presence of a ...
Bank of Canada21h
Canadian bond yields: 10-year lookup
We aim to build confidence in the safety and reliability of payment service providers’ services while protecting end users from specific risks. We’re taking steps to better understand the impacts of ...