Sensory and Physical Worlds
Animals have different sensory capabilities compared to us humans. Cats, for instance, can hear up to 60kHz, while the highest […]
perception
Richard Feynman — How Much Can We Know?
Richard Feynman uses an analogy to drive home the everyday-miracle of our perception of the world around us. It is also illustrates how much we can know.
Topical, Life and Death
Why did Federer Lose?
Why did Roger Federer have to go and lose in the second round? Well, may be we know why…
Philosophy, Science
Free Will — An Illusion?
Are our lives just moving along on their own preordained paths, while we, like the epiphenomenal froth, think that we have control and free will?
Philosophy, Physics, Debates
What is Space?
This post examines the realness of our space perception. (Why did you think this blog was called Unreal?)
Philosophy, Physics, Science, Articles and Essays, Unpublished
Light Travel Time Effects and Cosmological Features
This unpublished article is a sequel to my earlier paper (also posted as Are Radio Sources and Gamma Ray Bursts Luminal Booms?). This blog version contains the abstract, introduction and conclusions. The full version of the article is available as a PDF file.
Are Radio Sources and Gamma Ray Bursts Luminal Booms?
This post is the blog version of my article published in the International Journal of Modern Physics D (IJMP-D) in 2007, soon to become the Top Accessed Article of the journal by Jan 2008. Although it might seem like a hard core physics article, it is in fact an application of the philosophical insight permeating this blog and my book.
Articles and Essays, Unpublished, Philosophy, Physics
The Unreal Universe — Seeing Light in Science and Spirituality
This essay, originally written for a Singaporean newspaper The Straits Times, was published in an altered form in a philosophy magazine called The Philosopher. The published article (also posted in this blog — Perception, Physics and the Role of Light in Philosophy) had too much editorial input, I felt.
We know that our universe is a bit unreal. The stars we see in the night sky, for instance, are not really there. They may have moved or even died by the time we get to see them. […]