For hundreds of years, Chinese calligraphers have used a plant-based ink to create beautiful messages and art. Now, researchers report that this ink could noninvasively and effectively treat cancer cells that spread, or metastasize, to lymph nodes.
The current phase of restoration of the Pisa Cathedral started 4 years ago, with workers using traditional restoration techniques. But this could soon change thanks to innovative nanomaterials being tested.
Researchers have made some of the first movies of the structural changes in tiny catalyst particles that may someday help them more efficiently build miniature electronic circuits and other nanotech devices.