Charles Helm does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Geometric textiles in vibrant colors - think throw pillows with triangular patterns in mango orange, lime green, and hot pink - complement the natural greens of potted palms and ferns. Wallpaper ...

Scientists have identified grid cells, neurons that fire in repeating triangular patterns as the eyes explore visual scenes, in the brains of rhesus monkeys. This is the first time grid cells have ...

The , which started 2.6 million years ago and lasted until about 11,700 years ago, was crucially important for our hominin ancestors. Homo sapiens first evolved in this era, about 200,000 years ago.