Their study, published in PNAS, is based on two large field experiments, involving modern dating practices, such as speed dating or partner selection through a dating app.In both cases, the scientists note that the choice of the person, and the success of the encounter were often decided in a very short amount of time.

Monica Moore found that "it's not the most physically appealing people who get approached, but the ones who signal their availability and confidence through basic flirting techniques like eye contact and smiles."Easy peasy, right?

Study the nuanced, often subconscious signs of attraction as a whole.

Appreciate the feeling of attraction created as it unfolds.

Studies have found that a "mutual unbroken gaze for two minutes with a stranger" leads to "increased feelings of passionate love."3. While men need to play it cool when it comes to this one, if women lay it on thick, it will reel in the dates. Angling your head can also determine how you come across.

There are three levels of touching: friendly (shoulder push or tap), plausible deniability (touching around the shoulder or waist, or on the forearm), and nuclear, which is the face touch. Scientists at the University of Newcastle in Australia have found that you're most alluring when you angle your head forward, so you're forced to look ever-so-slightly upward.