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 sacrifices ...

The synchronization of data from two natural climate archives -- a speleothem from the Herbstlabyrinth Cave in Hesse (Germany) and ice cores from Greenland -- offers new insights into the chronology ...

Previous studies have posited that the mass extinction that wiped the dinosaurs off the face of the Earth was caused by the release of large volumes of sulfur from rocks within the Chicxulub impact ...

When a bird drapes its nest with snake skin, it isn't just making an interesting decor choice. Researchers find that for some birds, it keeps predators at bay.