Moravec bush robots! A design for fractal branching ultra dextrous robots, proposed by Hans Moravec:

http://www.islandone.org/MMSG/HansMoravecRobotBush.html

Image 1: Woefully unsourced! Clipped from a scanned PDF, more than likely… possibly from Mind Children by Hans Moravec?

Image 2Moravec, Hans; Easudes, Jesse; Dellaert, Frank (1999). “Fractal branching ultra-dexterous robots (Bush robots)”. NASA Advanced Concepts Research Project. PR-Number 10-86888.

(Wikipedia on Bush robots)

Nanoscale Saffman-Taylor instabilities

Photo 1: Pola Goldberg-Oppenheimer, University of Cambridge, Dept. of Engineering (source)

Another great photo here, but it’s a bit too wide to publish: Pola Goldberg-Oppenheimer, University of Cambridge, Dept. of Engineering (source, with more info on research)

Entimus imperialis, the aptly-named diamond weevil! Full of stars *and* nanoscale optics!

More info here: http://www.wired.com/wiredscience/2011/12/diamond-weevil-rainbow-scales/

Original article: Wilts et al. 2012. “Hemispherical Brillouin zone imaging of a diamond-type biological photonic crystal.” J. R. Soc. Interface 7 July 2012 vol. 9 no. 72 1609-1614. doi: 10.1098/​rsif.2011.0730

 http://rsif.royalsocietypublishing.org/content/9/72/1609

Photo 1: André Martins (2009): http://www.flickriver.com/photos/andregm/3405780756/

Photo 2: André Martins (2009) http://www.flickriver.com/photos/andregm/3373677468/

Photo 3: Composite of photos, posted here: http://diamenty.wordpress.com/2012/03/28/diamentowy-chrzaszcz/

Photo 4: Arrangement from Wired article; photos by Bodo Wilts

Photo 5: Bodo Wilts

Pachyrrhynchus gemmatus, a weevil with opalescent photonic crystal scales

Photo 1: Robert Corkery: Natural self-assembled photonic paintings- inspiration for a post-pointillist

Photos 2 and 3:  Seago et al. 2009. “Gold bugs and beyond: a review of iridescence and structural colour mechanisms in beetles (Coleoptera).” J. R. Soc. Interface 6 April 2009 vol. 6 no. Suppl 2 S165-S184 doi: 10.1098/​rsif.2008.0354.focus

http://rsif.royalsocietypublishing.org/content/6/Suppl_2/S165.full