About 4,900 years ago, a Neolithic people on the Danish island Bornholm sacrificed hundreds of stones engraved with sun and ...

4,900 years ago, a Neolithic people on the Danish island Bornholm sacrificed hundreds of stones engraved with sun and field motifs. Archaeologists and climate scientists can now show that these ritual ...

Throughout history, volcanic eruptions have had serious consequences for human societies such as cold weather, lack of sun, and low crop yields. In the year 43 BC when a volcano in Alaska spewed large ...