But 2025 OW isn't the only asteroid approaching us in the coming days. NASA is also tracking another airplane-sized space ...

For decades, scientists have puzzled over why Earth stayed warm and alive while Mars turned cold and dry. Both planets began ...

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

If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.

A chunk of the Martian surface that made an unlikely voyage to Earth will be available to the highest bidder at Sotheby's ...

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

The map locates the Nuvvuagittuq Greenstone Belt in Canada, home to some of the oldest rocks on Earth. Earth formed about 4.5 billion years ago from a collapsing cloud of dust and gas, soon after ...

X-ray diffraction to obtain high-resolution maps of intra-granular stress in the sandstone. By combining stress mapping with stepwise compression, the team observed increasing stress heterogeneity ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest? New research suggests they are.

These rocks are unambiguously dated at 4.03 billion years old, marking the boundary between the Hadean Eon and the next chapter in Earth’s history: the Archean.

Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. NEW YORK (AP) — Scientists have identified what could be the oldest rocks on Earth from a rock ...

Studying rocks from Earth’s earliest history could give a glimpse into how the planet may have looked — how its roiling magma oceans gave way to tectonic plates — and even how life got started.