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Information is power. Our mission at Portside is to seek out and to provide information that empowers you -- that empowers the left. Every day we search hundreds of sources to connect you with the most interesting, striking and useful material. Just once a year we appeal to you to contribute to make it possible to continue this work. Please help.

 

Rethinking the Corny History of Maize

Brigit Katz Smithsonian Magazine
A new genetic study traces the movement of one of the world’s most vital crops from Mexico to South America

Dads Pass On More Than Genetics in Their Sperm

Katherine J. Wu Smithsonian
Seminal research reveals that sperm change their cargo as they travel the reproductive tract—and the differences can have consequences for fertility

A Crispr Conundrum: How Cells Fend Off Gene Editing

Carl Zimmer New York Times
Crispr has stirred strong feelings ever since it came to light as a gene-editing technology five years ago. Already, it’s a mainstay in the scientific tool kit. But recent studies remind everyone that genome editing isn’t magic.
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