A weathered sign in the Minnesota River Valley proudly proclaims: “World’s Oldest Rock.” Erected in 1975, it marks a 3.8-billion-year-old gneiss — or so scientists thought.

Peter Gratton, M.A.P.P., Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, and public policy. Peter began covering markets at ...

Excavations on unpromising mounds in the Iraqi desert revealed Sumer’s earliest city. Surviving relics and a rebuilt temple ...

It seems like not a day goes by without billionaire Elon Musk making headlines. The boss of X (formerly Twitter), Tesla and SpaceX is the world's richest person and has used his platform to make ...

A North Carolina-based carbon removal company has been collecting rock dust leftover from the construction of roadways, ...

The barrier islands off the coast of Georgia are littered with millions of oysters left behind by Indigenous peoples. New ...

Scientists have pondered why Mars seemed to be missing sufficient carbonates indicative of its warm, wet past. Now, NASA’s ...

A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...

Let’s say you’re on safari in Southern Africa. It’s a once-in-a-lifetime opportunity, so you soak in the sights, traipsing ...