Magnets and nano-sized magnetic particles could help to change the way plastics are sorted for recycling, saving billions of euros in raw material imports, and providing new tools to erode Europe’s mountains of discarded plastic.
Europe’s skies will be cleaner and quieter thanks to a proposed partnership between the EU and industry. During the partnership, technologies will be developed to help cut noise and carbon dioxide emissions from planes by up to 30 %.
Winners from Germany and Canada take home top prizes.
New observations may provide alternative explanations for dark energy.
We need to double-check the evidence on dark energy, as it may not exist at all, says Prof. Subir Sarkar.