When Did Agriculture Begin?

When did I begin? Another critical response to Norman Ford.

When did I begin?--a reply to Nicholas Tonti-Filippini.

When does obesity begin in northern Iranian children?

Background: Identifying the onset of obesity in children can be helpful to design the prevention programs for obesity and its complications. The aim of this study was to evaluate the onset of obesity in children. Methods: This cross-sectional study was conducted on the first grade of primary school children in Sari (urban areas) (Mazandaran Province, Iran) in 2014. The names and contact inform...

When did atoms begin to do any explanatory work in chemistry ?

During the 19th-century atomism was a controversial issue in chemistry. It is an oversimplification to dismiss the critics’ arguments as all falling under the general positivist view that what can’t be seen can’t be. The more interesting lines of argument, at any rate, either questioned whether any coherent notion of an atom had ever been formulated, or questioned whether atoms were ever really...

Matai nosad ha-defus ha-`ivri be-Qraqov? [Hebrew: When Did Hebrew Printing Begin in Cracow?]