Manage episode 259852047 series 124267
This week up look upward to the stars! Learn about stellar classification and how it is important to a geologist!
- You look older - were you an elected official?
- Olenski, Andrew R., Matthew V. Abola, and Anupam B. Jena. "Do heads of government age more quickly? Observational study comparing mortality between elected leaders and runners-up in national elections of 17 countries." bmj 351 (2015): h6424.