Even though the Eastern and Western halves of Earth are fairly different, they reflect the same amount of sunlight, a new ...

Look in the mirror. Is one eye slightly higher than the other? Is your smile a bit lopsided? These tiny asymmetries might seem like nothing more than quirky physical traits, but they could be ...

In the very first microseconds of the Big Bang, something strange happened. Matter somehow outnumbered antimatter and kept the fledgling universe from annihilating itself. This break with conventional ...

YOU might remember learning about symmetry at school. Maybe a teacher showed you a snowflake’s six-fold symmetry and you marvelled at how it looked the same no matter how you rotated it. Well, it ...