Medieval knights either had thick, cumbersome armour, or they could wear less protective armour and be flexible in combat – they couldn’t have both. Cells, on the other hand, do have it all. Researchers from Delft University of Technology (TU Delft), Leeds University, Institut Fresnel in Marseille, and Institut Curie in Paris discovered that proteins called ‘septins’ reinforce the fragile membrane of a cell, while still being flexible enough to allow the cell to change shape.  Read more