A new analysis of the 6,000-year-old stone circle known as Rujm el-Hiri (also Gilgal Refaim) in Golan Heights suggests that ...

Located in the coastal desert of Peru, the archaeological site of Chankillo dates back to the fourth century BCE. This ...

One of the most intriguing mysteries lies in the Intihuatana stone. Archaeologists believe it functioned as an astronomic ...

The Chankillo Archeoastronomical Complex is an ancient solar observatory in Peru that was built thousands of years before the Inca civilization ruled the area. Very little is known about the ...

The Solar Dynamics Observatory, or SDO, has also provided stunning images of the Sun, like this CGI-like sequence of a failed solar eruption. Images like that have captured imaginations during ...

The spacecraft themselves continued to operate normally in Earth orbit during the outage and "no science data has been lost." ...

For decades, scientists have tried in vain to accurately predict solar flares—intense bursts of light on the sun that can ...

Credit: Samion Buchas via Shutterstock An ancient and enigmatic stone circle in the Middle East may not be a prehistoric astronomical observatory after all, according to a new study of satellite ...