It doesn't dig underground and it's not above Cindy Crawford's lip. But the mole -- a fundamental unit in chemistry -- is the guest of honor today at 5,000 schools across the country. A mole is the ...

October 23rd marks Mole Day in the United States. Chemistry classes and chemistry enthusiasts celebrate this unofficial holiday with activities, cakes and jokes galore. Here’s what you need to know. A ...

Mole Day 2025 is celebrated on 23 October to honor Avogadro’s number (6.022×10²³) and promote awareness of chemistry and the mole concept among students.

PRAIRIE VILLAGE, Kan. — When the clock hit 6:02 a.m. on Wednesday, Oct. 23, 2019, it was officially Mole Day - a worldwide holiday celebrating a unit of measurement called a mole. Chemistry students ...

The protective substance, called hyaluronan (HA), is part of the extracellular matrix in many animals, but naked mole-rats produce large amounts of an HA variant that has a high molecular weight.

It’s October 23, or Mole Day for chemistry enthusiasts. From 6:02 a.m. to 6:02 p.m. students and teachers celebrate their love of chemistry with Avogadro’s number — 6.02 x 10^23, a unit of measurement ...