@biden_worldnewsA recent study found that human brains have decreased in volume by roughly 150 cubic centimeters over the past 3,000 to 5,000 years,that's about the size of a tennis ball. Scientists are baffled by the shrinkage and have no clear explanation for why our brains are now significantly smaller than those of our ancestors.
View original postPhoto by @biden_worldnews· Jun 17, 2026· Photo 1 of 2· News
A glowing blue translucent human head and upper torso in profile against black. The brain, ear, and a long thin cord running from the ear down the neck are all rendered in the same bright blue light. The figure has a smooth bald head and neutral closed-mouth expression. No text or logos appear.
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2Mamdani snow shovel wage hike@biden_worldnewsA recent study found that human brains have decreased in volume by roughly 150 cubic centimeters over the past 3,000 to 5,000 years,that's about the size of a tennis ball. Scientists are baffled by the shrinkage and have no clear explanation for why our brains are now significantly smaller than those of our ancestors.
View original postPhoto by @biden_worldnews· Jun 17, 2026· Photo 1 of 2· News
A glowing blue translucent human head and upper torso in profile against black. The brain, ear, and a long thin cord running from the ear down the neck are all rendered in the same bright blue light. The figure has a smooth bald head and neutral closed-mouth expression. No text or logos appear.
2Toys R Us store expansion2Indonesia conservation photography2Trump on presidential power and fishing ban2US Republicans foreign piracy site ban billWarren Buffett steps down as ChairmanToys R Us U.S. store expansion5 Missing Women Philadelphia OlneyNYPOST mugshot for community notesChile map with factsStephen Schork on US energy reserves2Trump Triumphal Arch proposal2New Hampshire man returns overdue book2In-N-Out manager salaryWaymo car police arrest2Trump smiling outdoors2Marie Marc breast cancer firing settlementRussia and China veto Iran sanctions panel2Mamdani snow shovel wage hike