If a man's ring finger is longer than his index finger, he was exposed to more ... with those affected showing "significantly lower" ratios. However, there was no difference for the left hand ...

Scientists have discovered that psychopaths could be identified by a very surprising physical trait. Canadian researchers ...

Research has shown that people with higher exposure to prenatal testosterone tend to have a lower 2D:4D ratio, where the ring finger is longer than the index finger. On the other hand, higher ...