Six Press Releases: Dan Koditschek’s insect-like robot uses a different gait to walk over loose sand.

Walking over loose sand is hard work, even for robots. But Dan
Koditschek’s team has shown that an insect-like robot can make quicker
progress in sand by using a different gait from that used on hard
ground. News Releases: Discovery News, Nature, Proceedings from the NAS, Science, and NewScientist.