Acing the college transition

Acing the college transition

In this highly polarized, post-lockdown world, the college transition can seem especially difficult. WashU happiness expert Tim Bono explains how students can set themselves up for success.
Race-based variations in gut bacteria emerge by 3 months of age

Race-based variations in gut bacteria emerge by 3 months of age

A study from biologist Elizabeth Mallott in Arts & Sciences highlights a critical development window during which racial differences in the gut microbiome emerge. Early social and environmental exposures can have large and lasting effects on child development and adult health.
Too old to be president?

Too old to be president?

Some have raised concerns about the age of President Joe Biden and former President Donald Trump, who are 80 and 77 respectively, and who are both vying to be elected president in 2024. Performance and accomplishments matter, but old age should not, per se, said three experts on aging at Washington University in St. Louis.
Hormone alters electric fish’s signal-canceling trick

Hormone alters electric fish’s signal-canceling trick

New research from Washington University in St. Louis shows that testosterone — which naturally triggers male electric fish to broadcast slightly different signals during the breeding season — also alters a system in the fish’s brain that enables the fish to ignore its own signal. The study by biologists Matasaburo Fukutomi and Bruce Carlson in Arts & Sciences is published in Current Biology.
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