To see if changing the bacteria’s color would have an effect, Dr. Ghosh next put worms on a mutated strain of P. aeruginosa that was beige rather than blue. This time, the worms didn’t move ...

As they neared the end of their life, the tiny worms moved more and more slowly. "Suddenly there appears a sort of ghostly blue fluorescence," Gems tells Jacki Lyden, host of weekends on All ...

elegans can sense and avoid the color blue even though they lack even the most basic light-sensing systems, Veronique Greenwood reports for the New York Times. When the worms forage for microbes ...

In worms, the spread of death can be seen easily under a microscope as a wave of blue fluorescence travelling through the gut of the worm. The study, led by researchers funded by the Wellcome ...

Predators that tread on a colony of parchment tube worms may find themselves slimed. When threatened, these ocean creatures exude a sticky mucus that can glow blue for days (SN: 7/28/14).