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Meet Veronika, the tool-using cow

Veronika uses sticks to scratch herself, suggesting scientists have underestimated cow cognition Far Side fans might recall a classic 1982 cartoon called “Cow Tools,” featuring a cow standing next to a jumble of strange objects—the joke being that cows don’t use tools. That’s why a pet Swiss brown cow…

Ocean damage nearly doubles the cost of climate change

Ignoring the blue economy has left a multi-trillion-dollar blind spot in climate finance. The global cost of greenhouse gas emissions is nearly double what scientists previously thought, according to a study published Thursday by researchers at the University of California, San Diego’s Scripps Institution of Oceanography. It is the…

Archaeologists find a supersized medieval shipwreck in Denmark

The sunken ship reveals that the medieval European economy was growing fast. Archaeologists recently found the wreck of an enormous medieval cargo ship lying on the seafloor off the Danish coast, and it reveals new details of medieval trade and life at sea. Archaeologists discovered the shipwreck while surveying…