New research finds the Earth's core is about a billion years old.
It's also 1,500 miles across.
Subscribe to:
Post Comments (Atom)
skip to main |
skip to sidebar
Amazon Kindle Link
SpaceToys Ad Link
Amazon.com Ad Link
Blog Archive
About Me
- Gregory Anderson
- I am a freelance writer and a client of the Virginia Kidd Literary Agency.
No comments:
Post a Comment