Low estimated lunar volatile contents, compared with Earth, are a fundamental observation for Earth–Moon system formation and lunar evolution. Here we present zinc isotope and abundance data for lunar ...

The most volatile currency pairs offer enticing prospects for profit because their price movements can be more dramatic than less volatile pairs. However, while increased volatility may offer more ...

Animals often use highly specific signals to warn their herd about approaching predators. Surprisingly, similar behaviors are also observed among plants. Shedding more light on this phenomenon, ...

Volatile stocks can swing wildly in price, offering both opportunity and risk. We explain what makes a stock volatile and some ways to manage the risks involved. Volatile stocks are shares in ...

Thanks for Glenn Hess’s article “U.S. Seeks Tighter Rail Safety Rules” (C&EN, Aug. 18, page 22). However, the word “volatile” is misused when he writes that “ethanol is less volatile than crude oil.” ...