The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Magnetite (or Fe3O4) is an elaborate kind of rust - a regular lattice of oxygen and iron atoms. But this material plays an increasingly important role as a catalyst, in electronic devices and in ...

Ferrofluids provide hermetic sealing when mechanical seals won't do. Magnetic fluids, also called ferrofluids, are advanced materials that can solve complex engineering problems — in particular ...