Keeping beef in the center of the plate

The United States' cow herd saw its highest numbers—132 million head—in 1975. Over the last 40 years those numbers have diminished, with the USDA reporting 89.8 million cattle within the country at the beginning of 2015.

Keeping the ions close: A new activity

Improving chemical reactions ranging from refining oil to building longer-lasting batteries means understanding the chemistry of acids and bases. Researchers discovered that when a strong acid such as hydrochloric acid (HCl) ...

page 7 from 12