| No. | Date | Subject | Type of Activity |
|---|---|---|---|
| 1427 | June 10, 2018 | Special Relativity, Space-time Diagram | Edit text and images |
| 1426 | June 03, 2018 | 4-Velocity, 4-Momentum | Clarify notations |
| 1425 | May 26, 2018 | GAIA Measurement of 1.7 Billion Stars in Milky Way | Add text and images |
| 1424 | May 20, 2018 | A Panorama View of the Milky Way | Add image |
| 1424 | May 16, 2018 | S-matrix for Vacuum Energy | Add text and image |
| 1423 | May 08, 2018 | Green's Function and Propagator | Edit text |
| 1423 | May 06, 2018 | Feynman Diagrams and Rules | Add tables |
| 1422 | May 05, 2018 | S-matrix, Second Order Eveluation | Add text and table |
| 1421 | May 02, 2018 | QED Divergence (Electron Self-Energy, 2018 Edition) | Edit text and images |
| 1420 | Apr. 24, 2018 | Vacuum Energy Density | Edit text and images |
| 1419 | Apr. 17, 2018 | WIMP Mass from DAMA Observation | Add text and image |
| 1418 | Apr. 11, 2018 | Dark Matter Modulation Observed by DAMA | Add text and images |
| 1417 | Mar. 31, 2018 | Wave Equations | Edit text and mathematical notations |
| 1416 | Mar. 26, 2018 | Superconductivity of Graphene Bilayer | Add text and images |
| 1415 | Mar. 21, 2018 | First Stars, 2018 Update | Add text and images |
| 1414 | Mar. 14, 2018 | Stephen Hawking, OBITUARY | Add link |
| 1413 | Mar. 11, 2018 | Electrical Properties of Some Materials | Add table |
| 1412 | Mar. 04, 2018 | Electrical Safety | Add text and images |
| 1411 | Feb. 28, 2018 | Electromagnetism (2018 Edition) | Add topic |
| 1410 | Jan. 30, 2018 | Income Inequality and the Collapse of Societies | Add text and images |
| 1409 | Jan. 29, 2018 | Doomsday Clock, 2018 | Add text and image |
| 1408 | Jan. 22, 2018 | Hubble Constant and 2018 Update, Continuity Equation | Add text and image |
| 1407 | Jan. 16, 2018 | Hubble Constant and 2018 Update (More Details) | Add text and images |
| 1407 | Jan. 11, 2018 | Hubble Constant and 2018 Update | Add section |
| 1406 | Jan. 02, 2018 | Genetic Code and Peptide, Chromosome and DNA | Add images |
| 1405 | Jan. 01, 2018 | A 2018 Update on the Theory of "Prebiotic World" | Add section |
| 1230-1404 | Jan-Dec, 2017 | 2017 Updates | Add, replace, revise, ... |
| 1228-1329 | Jan-Dec, 2016 | 2016 Updates | Add, replace, revise, ... |
| 1115-1227 | Jan-Dec, 2015 | 2015 Updates | Add, replace, revise, ... |
| 0985-1114 | Jan-Dec, 2014 | 2014 Updates | Add, replace, revise, ... |
| 0823-0984 | Jan-Dec, 2013 | 2013 Updates | Add, replace, revise, ... |
| 0654-0822 | Jan-Dec, 2012 | 2012 Updates | Add, replace, revise, ... |
| 0533-0653 | Jan-Dec, 2011 | 2011 Updates | Add, replace, revise, ... |
| 0400-0532 | Jan-Dec, 2010 | 2010 Updates | Add, replace, revise, ... |
| 0221-0399 | Jan-Dec, 2009 | 2009 Updates | Add, replace, revise, ... |
| 0001-0220 | Mar-Dec, 2008 | 2008 Updates | Add, replace, revise, ... |
| Oct 2002 - Mar 2008 |
A Review of the Universe | Write webpages |