BIOLOGY teachers are soon going to be confronted with the problem of bringing up to date text-books on a number of subjects, particularly those which have not previously been well presented to the ...

The natural history of human reproduction. It was the spring of the year and of my first pregnancy. My silhouette was just beginning to round out to the point where planting was awkward but not ...

We can quickly dismiss the claim that copulation during pregnancy is unique to humans. It is easy to understand how this myth originated. Copulation after conception seemingly serves no useful ...