Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Learn about and revise natural hazards and the risks associated with them with GCSE Bitesize Geography (AQA).

Retraction of “Label-Free Light Scattering Imaging with Purified Brownian Motion Differentiates Small Extracellular Vesicles in Cell Microenvironments” ...

Learn about the six essential skills for troubleshooting fiber optic network problems, such as testing equipment, splicing techniques, safety standards, and more.

Use the Physics HSC exam papers, marking guidelines and HSC marking feedback to help with HSC exam preparation.

Find archived exam papers and marking feedback for the 2018 Physics HSC exam. Note - this exam paper is from a syllabus that is not current.

Geography. Read the latest geographical research from universities and institutes around the world.

Steroid spin labels have been found to undergo rapid and sometimes anisotropic rotational motion in membranes and phospholipid vesicle preparations. N-oxyl-4′,4′-dimethyloxazolidine derivatives of ...