# The Bitcoin Radar

> Spot trends before they explode.


## Posts

- [What Is a Satoshi? Bitcoin's Smallest Unit, Explained](https://thebitcoinradar.com/what-is-a-satoshi/): Sooner or later every bitcoin reader meets a price quoted in sats and wonders if they missed a lecture.
- [How to Set Up a Bitcoin Wallet and Back It Up Properly](https://thebitcoinradar.com/how-to-set-up-a-bitcoin-wallet/): Setting up a bitcoin wallet takes twenty minutes, and the half of it people rush, the backup, is the half that decides whether the coins survive the next decade.
- [Ledger vs Trezor for Bitcoin](https://thebitcoinradar.com/ledger-vs-trezor/): Ledger and Trezor are the two names everyone meets first in hardware wallets, the French closed-element incumbent and the Czech open-source original, and for bitcoin specifically the comparison has a different shape than the generic reviews give it.
- [Best Bitcoin Wallets: Hardware and Cold Storage Compared](https://thebitcoinradar.com/best-bitcoin-wallets/): The wallet question arrives the moment someone decides their bitcoin should actually be theirs, the conclusion argued in What Is Self Custody?, and the market answers it with several dozen devices and apps of wildly uneven quality.
- [How to Buy Bitcoin: Step by Step, Without Mistakes](https://thebitcoinradar.com/how-to-buy-bitcoin/): Buying bitcoin in 2026 is mechanically easy, a ten-minute task on any major exchange, and the mechanics were never where people go wrong.
- [Bitcoin Price History: Every Cycle, Crash and Recovery in One Table](https://thebitcoinradar.com/bitcoin-price-history/): Bitcoin's price history is the most argued-about chart in modern finance and, approached as a record rather than an argument, it is simply a dataset: fifteen-plus years of highs, collapses and recoveries, each with a date.
- [Bitcoin Halving Dates: Every Halving, Its Numbers and What Followed](https://thebitcoinradar.com/bitcoin-halving-dates/): The halving is the one future event in bitcoin whose timing everyone can calculate and whose consequences no one can.
- [The Bitcoin Cycle, Explained: Four Years of Data](https://thebitcoinradar.com/the-bitcoin-cycle/): Ask anyone who has spent years around bitcoin to name the market's one organizing idea and you will hear the same phrase: the four-year cycle.
- [Bitcoin vs Ethereum: Two Different Projects](https://thebitcoinradar.com/bitcoin-vs-ethereum/): Bitcoin and Ethereum are the two largest names in the sector, perpetually listed together, and the pairing misleads more than it informs.
- [What Is Self Custody? Not Your Keys, Not Your Coins, Explained](https://thebitcoinradar.com/what-is-self-custody/): Spend ten minutes around bitcoin and you will meet the phrase: not your keys, not your coins.
- [What Is the Bitcoin Halving and Why Everyone Counts Down to It](https://thebitcoinradar.com/what-is-the-bitcoin-halving/): Every four years or so, bitcoin cuts its own production in half, on schedule, in public, with no committee meeting and no press release.
- [How Many Bitcoins Are There? The 21 Million Cap Explained](https://thebitcoinradar.com/how-many-bitcoins-are-there/): As of October 2026, roughly 20.1 million bitcoin have been issued, out of a maximum of 21 million that will ever exist.
- [What Is Blockchain? Bitcoin's Ledger Explained Without Jargon](https://thebitcoinradar.com/what-is-blockchain/): Blockchain may be the most over-explained word of the last decade, and most of the explanations manage to be both complicated and wrong.
- [What Is Bitcoin and How Does It Actually Work](https://thebitcoinradar.com/what-is-bitcoin/): Start with the question underneath the question.

## Pages

- [Home](https://thebitcoinradar.com/home/): Two sentences on what the guides cover and how they are tested.
- [Terms of Use](https://thebitcoinradar.com/terms-of-use/): Welcome to thebitcoinradar.com (the "Site"), operated by Digital Resources Group LLC ("we", "us").
- [Privacy Policy](https://thebitcoinradar.com/privacy-policy/): This website, thebitcoinradar.com (the "Site"), is operated by Digital Resources Group LLC ("we", "us").
- [Editorial Policy](https://thebitcoinradar.com/editorial-policy/): The Bitcoin Radar exists to explain Bitcoin clearly: what it is, what the data shows, and how to use it safely.
- [Disclosure](https://thebitcoinradar.com/disclosure/): The Bitcoin Radar is an independent publication operated by Digital Resources Group LLC.
- [Cookie Policy](https://thebitcoinradar.com/cookie-policy/): This Cookie Policy explains how thebitcoinradar.com (the "Site"), operated by Digital Resources Group LLC, uses cookies and similar technologies.
- [Using Bitcoin: Buy It, Hold It, Move It, Without Mistakes](https://thebitcoinradar.com/using-bitcoin/): Bitcoin's practical side has a learning curve with real consequences. A forgotten password at a bank is an inconvenience; a lost seed phrase is permanent.
- [Understanding Bitcoin: Read the Instrument Before You Fly It](https://thebitcoinradar.com/understanding-bitcoin/): Most people meet bitcoin through a price chart, which is a little like meeting aviation through turbulence.
- [The Bitcoin Radar Newsletter](https://thebitcoinradar.com/newsletter/): The site you are reading explains what does not expire: how bitcoin works, what the data means, how to hold it safely.
- [Data and Cycles: The Instruments the Market Actually Watches](https://thebitcoinradar.com/data-and-cycles/): Bitcoin produces an unusual amount of public data. Every transaction, every block, every coin's age and movement sits on an open ledger that anyone can query.


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