TechnologyCorkscrew-shaped microbot could use sound to spiral through human body Microscopic helical robot travels through narrow tubes when exposed to sound, and could eventually be used to deliver drugs inside of the body by spiralling through its vasculature. 51¶¯Âþ
LifeSoil produces subtle noises that could reveal how healthy a forest is A soft symphony of sounds eminates from the soil within a forest and the more thriving the ecosystem, the greater the diversity of noise 51¶¯Âþ