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- etechnow
- January 17, 2023
- 467 views
ENERGY:THE SUN
THE SUN The Sun is the star at the center of the Solar System. It is a nearly perfect ball of hot plasma, heated to incandescence by nuclear fusion reactions in its core. The Sun radiates this energy mainly as light, ultraviolet, and infrared radiation, and is the most…
- etechnow
- January 17, 2023
- 488 views
ENERGY:ENERGY SOURCES
Energy Sources The sun is the main energy source of our universe. On planet earth the Energy sources are quite diverse; some are from biological origin while the others come…
- History
- January 16, 2023
- 485 views
TECH HISTORY
History of computers: A brief timeline 1801: Joseph Marie Jacquard, a French merchant and inventor invents a loom that uses punched wooden cards to automatically weave fabric designs. Early computers would…
- etechnow
- January 16, 2023
- 599 views
ROBOTS
ROBOTS PAST, NOW AND THE FUTURE The definition of “robot” has been confusing from the very beginning. The word first appeared in 1921, in Karel Capek’s play R.U.R., or Rossum’s Universal…
- etechnow
- January 16, 2023
- 455 views
COSMOLOGY
Evolution of the Universe (PART ONE) Some 15 billion years ago the universe emerged from a hot, dense sea of matter and energy. As the cosmos expanded and cooled, it…
- etechnow
- December 26, 2022
- 387 views
LIFE AND SCIENCE
LIFE AND THE DNA Deoxyribonucleic acid (DNA) is a molecule that contains the biological instructions that make each species unique. DNA, along with the instructions it contains, is passed from…
- etechnow
- December 23, 2022
- 647 views
LIFE AND SCIENCE
LIFE AND EVOLUTION There are all sorts of ways to reconstruct the history of life on Earth. Pinning down when specific events occurred is often tricky, though. For this,…
- History
- December 23, 2022
- 589 views
TECH HISTORY
THE HISTORY OF VIDEO GAMES The advent of video games can be traced as far as the year 1940 when DR Edward Uhler Condon unveiled the mathematical game of Nim…
- etechnow
- December 17, 2022
- 478 views
INSIDE THE ATOM
THE NATURE OF ELEMENTARY PARTICLES If we peep into the atom the smallest indivisible part of matter, we enter into a new world of mysterious particles, known to the newbie…
- Business
- December 15, 2022
- 1169 views
FUTURE CURRENCY
THE BLOCKCHAIN TECHNOLOGY (PART ONE) Blockchain isn’t just a database, it’s a new technology stack with ‘digital trust’ that is revolutionizing the way we exchange value and information across the…