In 2025, several psychology studies aimed at understanding left-handedness were published. Here are the major takeaways from them.

WASHINGTON (Reuters) - What do Lady Gaga, Barack Obama, Bill Gates, Paul McCartney and Justin Bieber have in common with Jimi Hendrix, Judy Garland and David Bowie? They are all left-handed, a trait ...

If there is one thing that is for certain about left-handers, it is that they are much rarer than right-handers. But how much of the world’s population is actually left-handed? Scientific studies have ...