Browsing Tag
oxygen isotopes
2 posts
We discovered a new rock type containing garnet inside a meteorite fragment from Mars
Tanya Kizovski, Brock University On Earth, garnet is best known as the fiery red January birthstone — popular…
Stalagmite reveals 13-year drought tied to Maya collapse
A precisely dated stalagmite from a Yucatán cave reveals a series of severe, multi-year droughts that may have contributed to the collapse of the Classic Maya civilization.