Look to lichens for dating with a difference
The growth rate of this useful organism helps determine the age of the surface it grows on
YOU MAY ALSO LIKE...
Crosswords & Puzzles
Crosswords & puzzles to keep you challenged and entertained
Election 2024
Full general election coverage including analysis and results for all 43 constituencies
Common Ground
How does a post-Brexit world shape the identity and relationship of these islands
Family NoticesOpens in new window
Weddings, Births, Deaths and other family notices