Archive for January, 2009
Half a century after the discovery of pheromones in animals, scientists have yet to conclusively identify a single such chemical in humans. Yet the term is bandied about regularly in reference to people and the supposedly silent means by which they communicate.
People who take in the caffeine equivalent of three cups of brewed coffee (or seven cups of instant) are more likely to hallucinate, a new study suggests.
The researchers found that people with a caffeine intake that high, whether it came from coffee, tea, chocolate or caffeinated energy drinks or pills, had a three-times-higher tendency to hear voices and see things that were not there than those who consumed the equivalent of a half-cup of brewed coffee (or one cup of instant coffee).
