In the Idea of Limits video, we introduce the idea of limits and discuss how it underpins all of the major concepts in calculus. In the Limit Laws video, we introduce the limit laws and discuss how to ...

Lipids are the main component of cellular membranes. They are highly diverse in structure, and the distribution of different lipids and their species (membrane lipid composition) varies at the ...

Nuclear pore complexes (NPCs) are aqueous channels that penetrate the nuclear envelope, thereby connecting the nucleus and the cytoplasm. These structures consist of multiple copies of ∼30 different ...