June 28, 2024

In an effort to learn from scientific failure, The Journal of Trial Error only publishes “negative” results. Plus, the age of first menstruation trended downward from 1950 to 2005, but more so among low-income kids and kids of color. And, Paris has invested $1.5B in cleaning up the Seine for open-water swimming events, but recent tests indicate it’s not yet safe.

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