Wasp wands! Greenhouse gases! Ecological disaster! Pill mills! HIV photography! Mind driving! Baby blaming! Bone marrow prices! And the lions of the sea, revealed! It's your Monday Science Watch, where we watch science—for the time being!

German doctors who gave an HIV-positive patient with leukemia a bone marrow transplant from a donor resistant to HIV infection claim that, four years later, the patient is free of both cancer and HIV. That is some strong marrow!