As prices soar, Japan returns to human waste fertilizer

It's cheap, recycled, and has centuries of tradition: "shimogoe" or "fertilizer from a person's bottom" is finding new favor in Japan as Ukraine's war hikes the price of chemical alternatives.

Chinese writing: From complexity to greater complexity

The world's major writing systems have tended to simplify over time, with a notable exception: New research shows that the Chinese writing system has become increasingly complex over the course of its 3000-year history.

Scientists claim new gibbon species—name it Skywalker

Researchers in China claim they have identified a new species of gibbon in the remote forests along its border with Burma—and have named it after Star Wars character Luke Skywalker.

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