Boys Will Be Girls

Science news:

Treating a baby boy like a girl and vice versa can change the way their brains work, new research suggests.

It had previously been thought that such things were decided long before birth.

That second sentence is a bit overstated. People who study genetics certainly thought so; sociologists, not so much. Still, fascinating research.

UPDATE: A more respectable news source was requested, so here you go. This one also has better information on what the research might mean for humans.

Science: Getting into a Transexual's Genes

Potentially exciting news in the scientific study of gender identity: scientists have identified an apparent genetic difference that may contribute to transsexuality among men.