The Best Articles in Space
The most useful articles and videos in Space from around the web, curated by thought leaders and our community.
Refind focuses on timeless pieces and updates the list whenever new, must-read articles or videos are discovered.
Top 5 Space Articles
At a glance: these are the articles that have been most read, shared, and saved in Space by Refind users in 2024 so far.
Videos
Watch a video to get a quick overview.
Einstein's equations and the enigma of wormholes
Quantum wormholes are mathematically possible — but might also be physically impossible. Physicist Janna Levin explains the wormhole paradox.This interview i...
What does the entire Universe look like? ...using cereal
The scale of the Universe might seem too big to grasp, what does the Universe even look like? What do you picture when you hear that word? Galaxies? Stars? E...
MOON BASE - THE FIRST 10,000 DAYS (Timelapse)
The start of the Moon base begins with the Lunar Space Station going online. This is where Elon Musk's SpaceX Lunar Starship, the HLS (Human Landing System) ...
Can space mining alleviate shortages of key resources?
Recent developments suggest mining in space is gradually getting closer to becoming a reality, but could asteroids really help us to replenish resources on E...
I put 4 Million Suns in a Black Hole over New York
If you'd like to support me making these videos, want to see them being made or just want to be an astronaut in the next video! do please take a look at my P...
What is ...?
New to Space? These articles make an excellent introduction.
What Is the Geometry of the Universe?
In our mind’s eye, the universe seems to go on forever. But using geometry we can explore a variety of three-dimensional shapes that offer alternatives to “ordinary” infinite space.
How to ...?
How to Make the Universe Think for Us
Physicists are building neural networks out of vibrations, voltages and lasers, arguing that the future of computing lies in exploiting the universe’s complex physical behaviors.
Trending
These links are currently making the rounds in Space on Refind.
We Finally Know What Turned The Lights on at The Dawn of Time
We finally know what brought light to the dark and formless void of the early Universe.
Fusion startup plans to shoot space junk with lasers
Japanese startup EX-Fusion plans to test whether lasers it is developing for nuclear fusion can remove space junk from orbit.
Webb telescope makes unexpected find in outskirts of our solar system
These ice worlds aren't dead.
A History of Total Solar Eclipses Seen by Astronauts From Outer Space
Since the Gemini 12 mission in 1966, a handful of people have seen these stunning celestial events from orbit—or watched the moon’s shadow pass over Earth
Short Articles
Short on time? Check out these useful short articles in Space—all under 10 minutes.
A profound cosmic revelation
@latifnasser: Last January, I noticed something peculiar in my 2yo’s bedroom that - after a year of obsessive reporting - led me to a profound cosmic revelation about what’s even possible in our…
What Did Hubble See on Your Birthday?
What did Hubble look at on your birthday? Enter the month and date below to find out! Then share the results with your friends on social media using #Hubble. Firefox users: To easily share your…
How Might Life Migrate Through the Universe?
Notes on interstellar hitchhikers and the origins of life.
JWST Spots Giant Black Holes All Over the Early Universe
Giant black holes were supposed to be bit players in the early cosmic story. But recent James Webb Space Telescope observations are finding an unexpected abundance of the beasts.
Earth ‘well outside safe operating space for humanity’, scientists find
First complete ‘scientific health check’ shows most global systems beyond stable range in which modern civilisation emerged
Long Articles
These are some of the most-read long-form articles in Space.
Extra-Long Blasts Challenge Our Theories of Cosmic Cataclysms
Astronomers thought they had solved the mystery of gamma-ray bursts. A few recent events suggest otherwise.
Ask Ethan: Could Earth be the only planet with intelligent life?
The Universe, as we understand it today, is a vast expanse of space littered with stars, galaxies, and very likely planets, for as far as our instruments can probe. Beyond that, there’s likely a much…
Warp drive's best hope dies, as antimatter falls down
Ever since we first looked up at the night sky and saw the glittering tapestry of distant stars, humanity has wondered about what else might be out there. As we learned more about the Universe, our…
A New Theory for the Assembly of Life in the Universe
If we want to understand complex constructions, such as ourselves, assembly theory says we must account for the entire history of how such entities came to be.
In New Paradox, Black Holes Appear to Evade Heat Death
The puzzling behavior of black hole interiors has led researchers to propose a new physical law: the second law of quantum complexity.
Thought Leaders
We monitor hundreds of thought leaders, influencers, and newsletters in Space, including:
What is Refind?
Every day Refind picks the most relevant links from around the web for you. Picking only a handful of links means focusing on what’s relevant and useful.
How does Refind curate?
It’s a mix of human and algorithmic curation, following a number of steps:
- We monitor 10k+ sources and 1k+ thought leaders on hundreds of topics—publications, blogs, news sites, newsletters, Substack, Medium, Twitter, etc.
- In addition, our users save links from around the web using our Save buttons and our extensions.
- Our algorithm processes 100k+ new links every day and uses external signals to find the most relevant ones, focusing on timeless pieces.
- Our community of active users gets the most relevant links every day, tailored to their interests. They provide feedback via implicit and explicit signals: open, read, listen, share, mark as read, read later, «More/less like this», etc.
- Our algorithm uses these internal signals to refine the selection.
- In addition, we have expert curators who manually curate niche topics.
The result: lists of the best and most useful articles on hundreds of topics.
How does Refind detect «timeless» pieces?
We focus on pieces with long shelf-lives—not news. We determine «timelessness» via a number of metrics, for example, the consumption pattern of links over time.
How many sources does Refind monitor?
We monitor 10k+ content sources on hundreds of topics—publications, blogs, news sites, newsletters, Substack, Medium, Twitter, etc.
Who are the thought leaders in Space?
We follow dozens of thought leaders in Space, including NASA, NASA History Office, Phys.org, Tim Urban, Chris Hadfield.
Missing a thought leader? Submit them here
Can I submit a link?
Indirectly, by using Refind and saving links from outside (e.g., via our extensions).
How can I report a problem?
When you’re logged-in, you can flag any link via the «More» (...) menu. You can also report problems via email to hello@refind.com
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