Remember the graph paper you used at school, the kind that’s covered with tiny squares? It’s the perfect illustration of what mathematicians call a “periodic tiling of space”, with shapes covering an ...

Scientists mapping the human body at the cellular level keep running into the same surprise: beneath the apparent chaos of tissues and organs, there is a hidden order that looks a lot like pure ...

Expecting a big change or making an effort to transform your life? Keep an eye out for the number sequence 444. Commonly referred to as "angel numbers," certain number series are believed to relay a ...