Take a moment to admire your work and make any final adjustments. Ensure all knots are tight and the yarn is evenly wrapped around the heart. Now that your macrame heart paper clip bookmark is ...

With your tissue paper pieces ready, begin attaching them to the heart base: Take your time during this step to maintain ...

According to the research paper published in Advanced Science ... and doctoral student Nadav Moor. “This heart is made from human cells and patient-specific biological materials.