Celebrated annually on October 23 from 6:02 a.m. to 6:02 p.m., Mole Day commemorates "Avogadro's Number": 6.02 x 10 23. This number--called a mole--is a basic measuring unit in chemistry. Mole Day ...

Learn more about ACS moles below. Hey everyone! My name is Avogadro, but all my friends call me Avi. You may have seen my adventures with my friends in Celebrating Chemistry. When we are not exploring ...

The spring ACS meeting prompted the usual flurry of blog posts, albeit possibly slightly reduced because of scarce internet connections in the venue. Katharine Sanderson blogged for Nature News at ...