When do scientists work?

Do scientists have spare time? An observation published in Journal of Informetrics says that “many scientists are still engaged in their research after working hours every day“. They work even at night and on weekends. The authors analyzed scientists’ working habits based on download statistics of scientific papers by Springer.

Wang, X. et al.: Exploring scientists’ working timetable: Do scientists often work overtime? Journal of Informetrics, 6, 4, pp. 655–660 (2012); doi:
10.1016/j.joi.2012.07.003 [only for subsribers] or http://arxiv.org/abs/1208.2686

Anderl, S.: Freizeit? Wissenschaftler haben Freizeit? FAZ (06.09.2012);
http://www.faz.net/aktuell/feuilleton/forschung-und-lehre/arbeitszeit-von-forschern-freizeit-wissenschaftler-haben-freizeit-11879056.html

Anderl, S.: Wissenschaftler als Arbeitstiere. FAZ Blog Planckton (01.09.2012);
http://faz-community.faz.net/blogs/planckton/archive/2012/09/01/wissenschaftliche-arbeitstiere.aspx