Birds, the warm-blooded and feathered vertebrates, are being used to put romantic partners to the test. A relationship experiment dubbed the "bird theory" is making the rounds on social media. It ...

In the eternal search for better relationships, couples seek ways to deepen and strengthen their bonds. Part of that search involves finding the possible cracks in that relationship so they can be ...

One of the latest relationship tests to go viral is the “bird theory,” racking up millions of views on social media. It’s based on a theory developed by couples researcher John Gottman about the ...

If you, or someone you know, considers themselves among the one fifth of drivers who are very confident that they would pass ...