To healthcare practitioners, nowadays the words ”nanotechnology” or ”medical applications of nanotechnology” do not at all sound new. It may be that in a few years, they will use hand-held machines that run a few thousand times faster than present-day personal computers outside of laboratory conditions. Starting with mobile phones and then ending in sensors, …

Waste management continues to be a colossal problem in urban settings of all countries and continents. With all dumps filled beyond this and the ephemeral nature of pollution mitigation efforts, older practices do not add up anymore. As we seek out cleaner and more efficient alternative solutions, new products, technologies, and ways are coming to …