Discover the hidden wonders of Earth's mysteries in '25 Hidden Secrets of Earth,' as we unveil fascinating geological formations, hidden ecosystems, and astonishing wildlife adaptations WATCH OUR ...

AI models used ancient zircons to reveal Earth’s earliest crust chemistry, solving a long-standing geologic mystery. (CREDIT: CC BY-SA 4.0) In Earth’s early days, more than 4 billion years ago, the ...