This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Urea is a small molecule formed as proteins ...

Smart nanogels powered by enzymes move through dense tissue by adapting to local conditions, offering a safer and more effective alternative for targeted delivery in complex environments. (Nanowerk ...

The ensemble-function approach provides a quantitative catalytic model for serine proteases and identifies repeatedly evolved catalytic strategies. Credit: Science (2025). DOI: 10.1126/science.ado5068 ...