New research is shining a light on one of genetics' enduring puzzles—how the workings of the so-called "selfish gene" could ...

Chagas disease can remain silent for years and often doesn’t surface until it’s too late for an effective treatment.

Technically, these “ladybugs” aren’t even bugs. “The term ‘bug’ refers to insects with piercing-sucking mouthparts that may feed on plants,” says Skvarla. “But ladybirds or ladybugs actually are ...