These ancient stones, found in remote parts of Greenland, Canada, and South Africa, display a unique chemical signature that doesn’t match anything else on Earth. The key? A measurable deficiency in ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Some rocks are very common on earth. Large portions of the ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!966004~!0#focus ...

Rocks forming part of a temporary sea defence are en route to Hemsby. The village's coastline has been battered and bruised for the past three weeks as a relentless torrent of high tides and strong ...