After a new variant with the unwieldy scientific name of B.1.1.529 was discovered last week in South Africa, observers might have expected WHO to name it after the next Greek letter on the list: Nu.

Math lovers: Get excited! Today is National Pi Day. That’s not pie as in dessert. But as in the math symbol — the Greek letter Pi. Keeping it simple, it’s 3.14 — like March … ...

The Greek letter pi represents the mathematical constant that equals a circle's circumference divided by its diameter. The world's most famous irrational number is usually shortened to 3.14 ...

1700s? That’s when a Welsh mathematician, William Jones, began using the Greek letter pi to illustrate the ratio. He didn’t choose pi because he was hungry.

A Brooklyn artist is claiming a broad trademark in T-shirts, jackets, caps, and other apparel featuring the Greek letter, resulting in the mass, temporary removal of thousands of products from the ...

On Friday, math enthusiasts celebrate pi, the infinite number representing the relationship between a circle's circumference and its diameter. Represented by the Greek letter pi, the number is ...