By using the left hand, the person may be signaling nonconformity ... on dining tables that might otherwise be made chaotic by human hands passing food and beverages every which way.

Personality Test: Your Ring Finger Reveals Your Hidden Personality Traits The challenge is simple yet mind-boggling: Spot who’s left-handed among these three men in 5 seconds. Sounds simple?

The DNA molecule was composed of the traditional sugar backbones and nucleotide pairs, but rather than the well-known right-handed spiral of the double helix structure, famously discovered by Watson ...