Science & Health

Yale research points to a way to measure someone's past sun exposure—and cancer risk.

People trust product reviewers who say they've made bad purchases.

For LGBTQ people who suffer from isolation and shame, public health professor John Pachankis has devised a pathway to healing.

Telecommunications expert Susan Crawford '84, '89JD, has been quitting jobs steadily since 1986.

Psychologist Jerome Singer explored the value of imagination and fantasy.

America's most populous state has reduced its carbon output to 1990 levels. One determined Yalie has led the charge.