Teen Skepchick’s Reality Checks 9.18

• Have bloggers made us smarter? (via Wired)
• Why it’s important to debunk climate change deniers. (via Bad Astronomy)
• One in 10 high school students have engaged in “extreme binge drinking.” (via Think Progress)
• Are we living on the three-dimensional membrane of a four-dimensional black hole? (via Nature)

Featured image credit: NASA

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