/-/https/www.sciencebuddies.org/cdn/Files/21464/5/sb-logo.png){kind=logo}
/-/https/www.sciencebuddies.org/cdn/Files/21464/5/sb-logo.png){kind=logo}
Age of Earth’s crust confirmed
February 23, 2014
Decaying atoms traced in zircon uphold dating of Earth's crust at about 4.374 billion years old.
Read more
Reading level: Grade 11
/-/https/img.youtube.com/vi/WPuzpggl9Z4/0.jpg)
/-/https/img.youtube.com/vi/ksG87OUZOkA/0.jpg)
/-/https/img.youtube.com/vi/ETtdNMbRwL4/0.jpg)