Roberta Kwok

Contributing Writer

Did the minerals on our planet arise in a predictable fashion, or did they result from chance events? The answers could eventually help scientists identify planets likely to harbor life.
geophysics

How Life and Luck Changed Earth’s Minerals

Did the minerals on our planet arise in a predictable fashion, or did they result from chance events? The answers could eventually help scientists identify planets likely to harbor life.

About the author

Roberta Kwok is a freelance science writer based in Seattle, Washington. Her work has appeared in Nature, New Scientist, Salon.com, Conservation, and U.S. News & World Report.