Grease is the word, thawing no-no, can’t get a date, no labels, unapproved insect repellant, sticky and icky soda gun, and more unappetizing findings.

A home study found German cockroaches shed endotoxins and allergens indoors—and roach elimination cut both sharply.

Scientists used DNA testing on 1,200-year-old feces to detect E. coli, pinworms, and Giardia in ancient Mexico, and found ...