Rock strata are packed with gaps, or “unconformities,” but a billion yrs is a huge one, even with regards to geologic time. As geologist Kalin McDannell discussed to science mag Eos and had written a variety of shorter tales. But it was her sister’s challenge to put in writing a https://history-mystery66677.bloginwi.com/62126354/the-5-second-trick-for-agatha-christie