Feeling stressed? Reach out

Scientists have shown that reaching out to other people during a stressful event is an effective way to improve your mood

The pheromone that helps men co-operate

Androstadienone influences other men's behavior and reinforces the developing finding that humans are susceptible and responsive to these chemical signals

Does personality have a smell?

We can tell a lot about other people from their odour. Can we tell what their personality is like? Scientific American has this report