RTB’s employees hail from all over America. Sandra and I are native Southern Californians accustomed to almost constant sunshine. Astrophysicist Jeff Zweerink comes from Missouri where white Christmases are reality, not dreams (more…)
December 4, 2009
Let it Snow! Let it Snow! Let it Snow!
Posted by Maureen under Age of the Earth, Earth's History | Tags: Earth's history, ice age, ice cores, measuring the age of the earth, snow, snowball Earth |Leave a Comment