An “off switch” in the brain for binge-drinking, how early humans leveled up before leaving Africa, a mysterious skull that’s been hiding Denisovan secrets for 90 years, and a simple fix that could slash methane on dairy farms.

SOURCES:

• The brain might have a hidden 'off switch' for binge drinking | Live Science
• Suppression of binge alcohol drinking by an inhibitory neuronal ensemble in the mouse medial orbitofrontal cortex | Nature Neuroscience
• Major expansion in the human niche preceded out of Africa dispersal | Nature
• 'Huge surprise' reveals how some humans left Africa 50,000 years ago | Live Science
• We’ve had a Denisovan skull since the 1930s—only nobody knew | Ars Technica
• Skull that’s 146,000 years old gives glimpse of lost human species | The Times
• Covering poop lagoons with a tarp could cut 80% of methane emissions from dairy farms | Live Science

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Host, Research, and Writing: Bobby Frankenberger

Cover Art: Scott Johnson

Outro Music: Stravyn

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