Over the weekend, we linked to reports on the presentation of a study in our Twitter feed and on our Facebook about the effect of sex during adolescence on academics, such as college goals, grade point average, dropout, truancy and absentee rates. On Sunday and Monday, the piece got a whole lot of media and internet airplay, even though it was clear few, if any, reporting on it had yet looked at the study itself.

It's not news that mainstream media tends to do a poor job reporting on both science and sex, and a poorer job still when young people are involved. Here's some of what has gone unreported or has been poorly reported: