Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a new and faster method for ...

Scientists have developed a supercooled sensor that delivers full radioactivity profiles without chemical tracers.

Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

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

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

Scientists have found evidence that the Asian continent was free of permafrost all the way to its northerly coast with the ...

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

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.

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

Scientists have developed tiny nanocrystal particles made up of isotopes of the elements lanthanum, vanadium, and oxygen for ...

Cave data shows the Arctic was permafrost-free when Earth was 4.5˚C warmer, hinting at what rising temperatures could bring.