Behind the famous ‘36 questions that lead to love’

But what if falling in love is actually a recipe - where all you need is one partner, three dozen questions, and four uninterrupted minutes of looking deeply into each other’s eyes?

Arthur Aron, professor of psychology at the State University of New York, is now famous for developing 36 questions that bring people closer together - most recently brought into the limelight by an iconic New York Times Modern Love column.

Does time really go faster as you get older?

When you are young, the days seem to last forever.

But as our lives get busier, the feeling that life is passing you by becomes more and more prevalent.

"When we are young, we have a lot of firsts," psychologist Meredith Fuller told ABC Adelaide's Afternoons program.

"We have less time on the planet to anticipate it, so it feels like we are waiting a long time [for things to happen]."

Are you an introvert or an extrovert? It's more complicated than that

Like the popularity of the Myers-Briggs personality test, the intro-extro divide speaks to people's inborn need for neat explanations for why they are who they are -- and less, one might argue, to the scientific research itself.

Five ways to think yourself skinny

To test it, she divided 84 female room attendants (hotel maids) from seven different hotels, into one of two groups.

In a study about "health and happiness in the workplace," the informed group received information about the benefits of exercise, and were informed that their housekeeping work satisfied the CDC's recommendations for an active lifestyle (at least 30 minutes of physical exercise per day).