Age Is Just a Number

[Janet thompson]

Explained Carbon dating for me

[Mark Dolan]

I'm glad. Kind of an unusual topic

[Sabecker]

That was fun. A good review of carbon dating. Learned something already this morning.

[Mark Dolan]

Thanks. There are groups that undermine it and have tried to remove it from high school curriculums. We are in trouble if ptas start changing math n physics 📚