Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. NicoElNino / Getty Images Simple random sampling gives each member ...

The Moon, long treated as a geologically dead world, is producing seismic activity from sources that scientists are only now beginning to identify. Reanalysis of decades-old Apollo seismic records, ...

This blood test may predict heart disease better than LDL cholesterol. Why aren't more getting it? Breezy Johnson wins Olympic downhill on day marred by American teammate Lindsey Vonn's crash ...

A new Wharton study explains why stock returns aren’t random. Correlation neglect causes market overreaction, momentum, and reversals investors consistently misprice.

Discover how to determine the ideal percentage of a population for a representative sample to ensure accurate data analysis with minimal sampling error.

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Justin Bieber left many viewers perplexed on Sunday night after taking the Grammy Awards stage for the first time in four years - shirtless and wearing only gym shorts. The 31-year-old pop superstar ...

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...