Is the ozone hole closing?

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In the 80s and 90s, scientists discovered a huge hole in the ozone layer over Antarctica. They quickly realized that this was caused by human activities, such as the use of aerosols and CFCs. Luckily, it looks like we're on our way to solving this problem! Scientists say the hole is closing, and they credit the Montreal Protocol for helping us get there. What does this mean for our planet? And what can we do to… Read more

When Thomas Edison wanted to build houses

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Yesterday's dreams are today's reality: we live in the age of mechanical, electrical, chemical and psychic wonders. In every field of knowledge the human mind is solving the problems it finds in nature: the dreamer dreams, the businessman has the duty to transform and sell these new ideas. What will be the point of view of those who are able to do both, to imagine and realize what the world needs? The article refers again, between… Read more

Here are the nanoverms, future allies of our health

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According to a group of Boston researchers, a new species of "microworms" composed of nanotubes could create implantable sensors or drug delivery systems: we will thus be able to monitor the progress of a medical treatment and the conditions of our body . These are tiny structures, equipped with a porous membrane and virtually capable of hosting materials or devices of various kinds: the research conducted to date had led to nanomachines of different shapes, usually ... Read more