They have been testing a laser system for measuring lunar dust and soil kicked up by rocket exhausts, and while using precipitation as a substitute to calibrate the laser, they found they could measure the average size of raindrops passing through it.
Their modular hydroponic system -- where plants sit in a soil-free set up with nutrients delivered through irrigation channels -- can be retrofitted to just about any wall.
Many farmers using these seeds have even been able to implement a "no-till" system, which offers tremendous environmental benefits by preventing soil erosion, keeping farm water and chemical run-off out of local watersheds and releasing less carbon dioxide into the atmosphere.
The HighDro Power system works by harnessing the considerable energy from falling waste water in the soil pipes of high-rises, converting it to electricity.
The HSE investigation focussed on the possibility of a faulty gas distribution system and found the cast iron mains pipe was sunk in sandy-gravelly soil that was classified as "very aggressive" to "moderately corrosive".