Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or ...

New tests are being developed to spot early signs of breast cancer and endometriosis in urine.

A resurrected ancient enzyme is helping scientists test how reliably Earth’s oldest rocks record signs of life.

Earnings over $24,480 (2026) before full retirement age reduces Social Security benefits. Claimed Social Security early; half of earnings above the threshold are withheld. Benefits recalculated at ...

For years, Susan Johnstone, 53, lived with an embarrassing problem that threatened to take away the activity she loved most: ...