Researchers are using diary entries, travel notes, religious registers, and other primary historical records to better understand extreme climate shifts in Transylvania during the 16th century.

The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many ...

Five years ago, NASA provided an updated version of the Pale Blue Dot. JPL engineer Kevin M Gill reprocessed the image with modern tools but following the original approach, even receiving inputs from ...