42 Hosting of digital content websites for others, specifically for advertising and video content provision within online communities; hosting platforms for sharing and social interaction of online videos; providing online tools and software for digital content creation, editing, publishing, and social media interaction; online services for peer reviewing of scientific content; engineering, surveying, and consultancy services; SaaS and PaaS featuring software for promotion and publication of scientific content; research and design services in the fields of research, design and technology transfer services in the fields of Biology and Life Sciences, Business and Economics, Chemistry, Computer Science, Earth Science, Engineering, Mathematics, Medicine and Physics.