The article details President Donald Trump's growing frustration with Robert F. Kennedy Jr.'s stalled autism research initiative, which has failed to deliver promised breakthroughs over a year after its launch. Kennedy, the U.S. Health and Human Services Secretary, initially assured Trump he had identified factors driving autism diagnoses but has since missed deadlines, prompting direct questions from the president during a Cabinet meeting. Critics argue the study's secrecy and exclusion of leading scientists make it untrustworthy, with experts like Helen Tager-Flusberg calling it 'as opaque as it could possibly be.' Kennedy's claims linking vaccines, Tylenol use during pregnancy, and circumcision to autism have been debunked by major studies, including those published in JAMA. The project has relied on allies rather than independent researchers, further fueling skepticism. Even Trump's own NIH director admitted ignorance about rising autism rates, contradicting administration assertions. The piece highlights the political and scientific controversy surrounding Kennedy's efforts, which many view as a distraction from pressing public health issues.

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How, when and where did modern humans evolve? Nobody has all the answers, but studying rock and dirt can put the debate on firmer footing.