- Books for young scientists and engineers, https://www.science.org/doi/10.1126/science.abn0866
- If time stops for an object falling into a black hole, how can LIGO see black holes colliding?, https://astronomy.com/magazine/news/2021/12/ask-astro-if-time-stops-for-an-object-falling-into-a-black-hole-how-can-ligo-see-black-holes-colliding?utm_source=pocket_mylist
- Fintech’s ‘Flim-Flam’ Innovation Games, https://www.nakedcapitalism.com/2021/12/satyajit-das-fintechs-flim-flam-innovation-games.html?utm_source=pocket_mylist
- Is our solar system a cosmic oddity? Evidence from exoplanets says yes, https://www.newscientist.com/article/mg25233630-600-is-our-solar-system-a-cosmic-oddity-evidence-from-exoplanets-says-yes/