More than 80 men and women who applied to become police officers tested positive for drugs - mainly cocaine. Shock new ...

A simple random sample is a subset of a statistical population where each member of the population is equally likely to be ...

A new blood test combined with a standardized questionnaire and artificial intelligence may transform the way leprosy is ...

SA’s first consignment of the twice-a-year anti-HIV injection, lenacapavir – 37 920 doses – arrived last week at OR Tambo ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. These highlights were written by the reporters and editors ...

Equivalence tests often are used for demonstrating bioequivalence between two biopharmaceutical formulations, with the two one-sided test (TOST) being a common, regulator-accepted statistical method ...

Louis Friedman is co-founder and former executive director of the Planetary Society. The three big questions about life — What is life? How did life originate? Is there extraterrestrial life? (Are we ...

A recent study shows that reading chemical marks on just two stretches of human DNA can estimate a person’s chronological age to within about 1.36 years – if the person is younger than 50. The work ...