Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their results match “local” measurements but clash with early-universe estimates, strengthening the mysterious Hubble tension. This mismatch could point to new physics rather than observational error. Researchers now aim to boost precision to solve the puzzle.
Autism Therapy Under Scrutiny: Private Equity and Rising Treatment Hours
A closer look at rising autism therapy hours, private equity incentives and Medicaid spending—and why care should be shaped by each child’s needs, goals and family circumstances.



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