THE CRA PERSPECTIVE ✦ PSYCHOLOGY • DECISION-MAKING • PERSONAL GROWTH THE SUNK COST FALLACY When Letting Go Becomes the Wisest Decision Why do we continue investing in something that no longer serves us? Explore the psychology of sunk costs, the trap of escalating commitment and a practical way to make better decisions about your future. RECOGNISE • REASSESS • RELEASE • REDIRECT The Question That Can Change Your Next Decision Have you ever continued watching a film you disliked simply because you had already paid for the ticket? Have you spent more money repairing something that might be better replaced? Have you stayed with a course, project or commitment mainly because you had already invested years of effort in it? Perhaps you have told yourself, “I have already come this far. I cannot stop now.” That sentence can be harmless when it encourages perseverance through a temporary difficulty. But it can become costly when it prevents you from recognising that circum...
Every breath we take is a silent interaction with a complex blend of gases that make up Earth’s atmosphere. From schoolbooks to scientific journals, we’ve long known that air is primarily composed of nitrogen (~78%), oxygen (~21%), argon (~0.93%), carbon dioxide (~0.04%), and trace amounts of other gases like neon, helium, methane, krypton, and hydrogen. But is that the full story?
According to many scientists and atmospheric chemists, perhaps not.
The Composition of Air — As We Know It
Let’s recap what we already know about the components of Earth’s atmosphere:
· Nitrogen (N₂): ~78% – an inert gas that dilutes oxygen and prevents rapid burning.
· Oxygen (O₂): ~21% – essential for respiration and combustion.
· Argon (Ar): ~0.93% – a noble gas, unreactive and used in lighting.
· Carbon Dioxide (CO₂): ~0.04% – plays a crucial role in photosynthesis and climate change.
· Trace Gases: Neon (Ne), Helium (He), Methane (CH₄), Krypton (Kr), Hydrogen (H₂), and ozone (O₃) in the stratosphere.
These gases have been detected through highly sensitive instruments, mass spectrometers, and atmospheric sampling for over a century. But is our technology truly capable of detecting every single constituent — especially those present in parts per billion or even trillion?
The Unseen Possibilities: Are We Missing Something?
Despite centuries of research, scientists continue to explore the possibility that unknown or exotic gases might exist in minuscule quantities in the air we breathe. Several reasons drive this ongoing investigation:
1. Limitations of Detection Tools: Instruments have detection limits. Some molecules may exist in such tiny quantities that they are indistinguishable from background noise.
2. Unusual Atmospheric Chemistry: High-energy events (like lightning, meteor entry, or industrial processes) might generate transient gases that quickly degrade or interact with known compounds.
3. Exoplanetary Clues: Discoveries of strange atmospheric gases on other planets prompt researchers to reconsider what might exist on Earth but go unnoticed due to familiarity or misidentification.
What Are Scientists Searching For?
Modern researchers are probing several possibilities:
· Unstable intermediates: Molecules that form during chemical reactions but don't remain long enough to be easily studied.
· Exotic isotopes or noble gas compounds: Rare forms of elements that might have unusual behavior.
· Biogenic or anthropogenic emissions: Tiny, unknown compounds emitted by lifeforms or modern technologies.
New frontiers in quantum chemistry, spectroscopy, and atmospheric modeling may one day confirm the presence of gases we’ve never catalogued before — possibly changing our understanding of both biology and climate science.
A Call to the Scientific Community
To the physicists, chemists, climatologists, and curious minds of the 21st century: The quest is far from over.
Just as the periodic table once expanded with unknown elements, so too might our understanding of the very air around us. With advances in nanotechnology, AI-driven analysis, and high-altitude ballooning and satellite sensors, the opportunity to discover something fundamentally new is greater than ever.
Let us not assume that everything worth discovering has already been found. Let us question what we breathe — and why we haven’t yet seen everything in it.
To all scientists and researchers: keep looking up, keep testing, and keep asking — what else is in the air?
By
Andrews Elsan
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