In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim ...

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

Physicists have solved a long-standing puzzle about mercury’s nuclear fission by using a five-dimensional model that ...

The gold standard for determining the age of ancient rocks is measuring the radioactive decay of isotopes of uranium into lead in minerals known as zircons. But not all rocks contain zircons, so ...

Gray rocks uncovered in northern Nunavik, Quebec, Canada may be the ultimate primordial find. The stones date back 4.16 ...

A five-dimensional model has successfully predicted the asymmetric fission of mercury isotopes, offering new insights into ...

Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.