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- etechnow
- January 16, 2023
- 420 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
- 312 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
- 254 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
- 385 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,…
- etechnow
- December 17, 2022
- 313 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…
- etechnow
- October 6, 2022
- 382 views
VIRTUAL WORLD
THE METAVERSE The metaverse is the convergence of the internet and an immersive virtual three dimension world that is facilitated by the use of virtual or augmented reality headset. The…
- etechnow
- September 3, 2022
- 329 views
TECHNOLOGY FOCUS
SPACE QUESTIONS (1) who was the first man on the moon? (2) which is the closest planent to the sun? (3) what is the average temperature on mars during the…