Baez called for the development of new mathematics — he called it “green” math — to better capture the workings of Earth’s biosphere and climate. For his part, he sought to apply category theory, a ...

Understand the income approach to GDP, where total expenditures equal the income from goods and services in an economy.

The Indy Ignite volleyball team visited a Valparaiso teacher's classroom to thank her for using their season progress to ...