The motor protein kinesin walks along microtubules within a human cell, expending ATP (adenosine triphosphate) to fuel each step, conveying essential cargoes like vesicles or organelles.
📽: John Lieber
“The whole universe is in a glass of wine” by Richard Feynman ✍️
A poet once said, "The whole universe is in a glass of wine." We will probably never know in what sense he meant that, for poets do not write to be understood. But it is true that if we look at a glass of wine