Here's a nice San Diego beach scene, made by swabbing fluorescent bacteria on a culture plate:
Now that is just cool. Here's some nerdy-background info on the artwork: the scene, by Nathan Shaner (photo: Paul Steinbach) is made from eight different colors of bacterial colonies expressing variations of the GFP and red-fluorescent coral protein dsRed. It was made in the lab of Roger Tsien, who as you might know received the Nobel Prize for his work with GFP.
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From the Nobel site:
8 October 2008
The Royal Swedish Academy of Sciences has decided to award the Nobel Prize in Chemistry for 2008 jointly to
Nature's gift of green fluorescent protein (GFP) from the jellyfish, Aequorea victoria, has always been important to me, personally and professionally. In fact, PharmGirl, MD, and I would have never met if not for this wonder macromolecule nor then would PharmKid exist.
[Introduction|Part 2]
In the past 15 years, the two biggest technical advances that have helped us Cell Biologists are RNAi and green fluorescent protein, aka GFP.