An up-close sting test with a mud dauber wasp—breaking down the pain, the science, and whether it lives up to its fearsome ...

Irukandji jellyfish deliver one of the most painful possible stings. Learn what the experts say about the dreaded Irukandji ...

When summer bee stings swell, it's usually an allergic reaction, but there are times when a visit to the emergency room is necessary. WSJ's Sumathi Reddy and Dr. Richard Lockey discuss on Lunch Break ...