The sunstones, unearthed in Denmark, may have been part of a ceremony to end the volcanic winter and bring back the Sun. The archeologists uncovered 600 intricately engraved stone plaques on the ...

In some cases, they lead to a phenomenon known as a "volcanic winter," where the Earth's temperature drops significantly, ...

The stones appeared at the Neolithic, or New Stone Age, site of Vasagård approximately 4,900 years ago, at around the same time as a devastating volcanic winter in Northern Europe. The objects may ...

Neolithic people buried hundreds of stones carved with images of the sun about 4900 years ago and they may have done it because a volcanic eruption covered the sky ...

These eruptions likely cast a volcanic winter over the northern hemisphere, impacting the trees at Mount Iškoras in Norway, where the study was conducted. "Blue rings look like unfinished growth ...

Letchworth isn’t the only place to witness this rare winter phenomenon. Along the frozen shores of Lake Ontario, water pushes up through the cracks in the ice, bursting towards the sky like lava and ...

Along with precisely dating the volcanic eruption, the research team also estimated its climatic impact. The last eruption of the Laacher See volcano is considered to be one of the most ...

Parts of Northern California are under a flood watch through Tuesday as an atmospheric river brings heavy rains to a region that’s also anticipating plenty of snow.