Sensitive compartmented information (SCI) is a type of United States classified information concerning or derived from sensitive intelligence sources, methods, or analytical processes.

ScienceDirect is the world's leading source for scientific, technical, and medical research. Explore journals, books and articles.

Just join any New England Sci-Tech membership category, then select Amateur Radio on the Interests Category and you become an active member, or Sign up just for the yearly STARS membership on …

We’re challenging scientists to explain their research obsession with fancy footwork, but no PowerPoint slides or jargon. It doesn’t matter whether you’re just starting your Ph.D. or you completed it decades …

Quickly locate key papers from reliable scientific journals and explore a comprehensive citation network to discover related research. Confidently capture the full picture of an idea’s development with …

SCI® is a global network of innovators using science to tackle some of the big societal challenges of today, across climate and planet and health and wellness.

3 days ago · Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

6 days ago · Science News features news articles, videos and more about the latest scientific advances. Independent, accurate nonprofit news since 1921.

2 days ago · Dec. 5, 2025 An immense Bronze Age settlement has emerged from the Kazakh Steppe, revealing a surprisingly urban and industrial society where archaeologists once expected nomadic …

Sci-Hub emerged in 2011 to tackle this problem. Since then, the website has revolutionized the way science is being done. Sci-Hub is helping millions of students and researchers, medical …