By analyzing how much racemization of its aspartic acid occurred, scientists can determine how old the tooth's owner was at death - generally accurate to about 5.5 years, plus or minus 4.2 years.
Robert Thomson, the paper's new editor-in-chief, and Leslie Hinton, chief executive of Dow Jones, are portrayed in simplistic fashion as mere vandals who do not understand the paper.
One drawback is that children become fixated and immersed in their screen time and become reluctant to exercise, resulting in problems such as obesity.
This showed that when doctors had frank conversations about the end of life with terminally ill cancer patients, the patients typically chose not to request very intensive medical interventions.