For centuries, lightning rods have tamed the heavens, more or less unchanged. An Object Lesson.
Fly larvae help scientists understand and treat diseases. An Object Lesson.
Globs of black goo occur on beaches both naturally from ocean seeps and artificially from oil spills. An Object Lesson.
If your heart stops beating, you may be more likely to survive in a casino or on an airplane than in a hospital.
For biologists, new findings about bird bills yield additional mysteries: an Object Lesson.
Scientists still don't know what causes the mysterious Alice in Wonderland Syndrome, in which people, usually children, suddenly see things change size.