The Story of Information: Bridging the Universe, Life, and Thought

Renda Zhang
5 min readDec 31, 2023

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Hey, dear readers! Today, we embark on a fascinating journey to explore a concept that seems ordinary yet omnipresent — information. When we talk about information, you might think of emails, news, or social media updates. But in reality, information is much more profound and interesting. It’s not just a constant in our daily lives; it also forms the core of our understanding of the universe, life, and the way we think. Sounds intriguing, doesn’t it?

Let’s start by imagining what information really is. You might picture texts, numbers, or symbols, but through the eyes of scientists, information is a more fundamental entity. It’s about reducing uncertainty, a mysterious force that connects and explains our world, unseen and intangible. Like water, information flows everywhere, coursing through our daily lives and playing a pivotal role in every corner of science.

In our upcoming journey, we’ll explore the role of information in physics, biology, and cognitive science. We’ll delve into how quantum information perplexes physicists, discover how DNA weaves the secrets of life through information, and explore how our brains process this information to create perception and thought.

Are you excited for this adventure of uncovering the mysteries of information? Then let’s not wait any longer and dive right into this exhilarating exploration!

The Wonders of Information in Physics

The Mysteries of Quantum Information

Imagine if our computers didn’t work with simple 0s and 1s, but with magical “quantum bits” or qubits that can be both 0 and 1 at the same time. Welcome to the world of quantum information — a realm filled with perplexing ideas and head-scratching puzzles. Here, physicists are trying to understand and harness the peculiar laws of quantum mechanics for information processing. This endeavor could revolutionize our way of computing and might even reveal some of the deepest secrets of the universe. It sounds like something straight out of a sci-fi movie, but it’s the reality of our fascinating world!

Black Holes and the Tale of Information

Speaking of information and physics, how can we not mention black holes? These mysterious and powerful cosmic monsters seem to devour everything, even light. But there’s a big question that baffles scientists: what happens to the information when something falls into a black hole? This question might sound like a philosophical riddle, but it actually challenges our fundamental understanding of the physical world. The answer could unveil some of the most profound secrets of the universe and might even tell us that black holes are the universe’s largest information storage units!

Exploring the World of Information in Biology

The Secret Language of DNA

On the stage of biology, DNA plays the role of a super-hero of information. Imagine that every cell in our body contains a complete instruction manual — that’s our DNA. These instructions determine not just our eye color or height but also influence traits of our personality. How is information encoded in DNA? Through the arrangement of just four types of nucleotides (think of it as writing countless different stories with only four letters), DNA stores the instructions for life. These instructions are then translated into proteins, the protagonists of numerous biochemical reactions within our bodies.

The Whispers Between Cells

If DNA is the library of information, then cell-to-cell signaling is like a bustling post office. Cells communicate with each other using various signaling molecules, playing crucial roles in everything from combating diseases to responding to external stimuli and during developmental processes. Imagine, when you tear up while chopping onions, it’s your eye cells rapidly passing the message of “irritants present!” On a larger scale, our body functions like a finely tuned symphony, with each cell and organ coordinating through information exchange, creating the harmonious melody of life.

The Brain — A Supercomputer for Information Processing

How Our Brain Works

Have you ever wondered how our brain enables us to think, remember, and even dream? The secret lies in information processing. Our brain can be seen as an incredibly complex information processing system. Every moment, it deals with a vast amount of data coming from our senses, from the colors and shapes we see to the sounds and rhythms we hear. This information is not just decoded and understood, but also used for making decisions, triggering memories, and evoking emotions. This process is like an endless magic show, with our brain playing the magician, continually transforming information into perceptions and experiences.

The Window to Perceiving the World

But our brain is more than just a passive receiver of information. It actively constructs our cognition and understanding of the world. Every time we see a flower, hear a song, or even touch a cold stone, our brain rapidly integrates these sensory inputs, creating a rich and colorful inner world. This process is so natural and seamless that we often overlook its complexity. In fact, each of us is a unique artist of perception, using the canvas of our brain to paint our own unparalleled version of reality.

Information — The Bridge Connecting Everything

The Interdisciplinary Superhero

Now that we’ve explored information’s role in physics, biology, and cognitive science, have you noticed an intriguing phenomenon? Whether we’re discussing the mysteries of the universe, the essence of life, or the complexity of thought, information is always the indispensable protagonist. It acts like a bridge across disciplines, linking seemingly unrelated fields. Through this bridge, we can deepen our understanding of each individual discipline and discover unexpected connections between them. This is the power of information — it’s not just a carrier of knowledge, but a key to understanding our world.

The Power of Information

As a unified framework, information is our way of interpreting and understanding this complex world. From the research of quantum computers to the decoding of genetic information, and the way our brains process and interpret information, all these reflect a common theme: information is the foundation that connects, forms, and transforms the universe as we know it. Its role is pivotal not just in scientific research but also in our everyday lives. From smartphones to social networks, from online education to digital healthcare, information technology is changing our lives at an unprecedented pace.

Embarking on the Wondrous Journey of Information

As we reach the end of our exploration, we hope that you, like us, are fascinated by the concept of information — a ubiquitous yet mysterious element. From controlling the particles in quantum computers to forming the instructions in our DNA, and crafting our perceptions in the brain, information is integral in our understanding of the universe, life, and human cognition.

Information is more than just a collection of data and symbols; it’s a flowing energy, a force that connects and transforms everything. It is this force that allows us to transcend the boundaries of individual disciplines, uncovering profound and exciting connections between physics, biology, and cognitive science.

Now, in the midst of a rapidly evolving information age, we find ourselves empowered by this element in unprecedented ways. Information technology is reshaping our work, learning, communication, and the very fabric of society. We invite you to continue this journey of discovery with us, exploring how information shapes our future and unveils profound knowledge and beauty hidden behind everyday life.

Let’s embark on this amazing journey together, embracing the limitless possibilities of information!

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Renda Zhang
Renda Zhang

Written by Renda Zhang

A Software Developer with a passion for Mathematics and Artificial Intelligence.