Technology
Discover facts about technology. Small discoveries that change the way you see familiar things.
Technology

Error 404 means the requested destination is missing
A 404 means the server responded but couldn’t find the page you requested—it’s a missing destination, not necessarily a broken internet connection.
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Lurkers consume content but refuse to ever participate
Many people read long debates and scroll through hundreds of pictures without ever commenting or liking—a large, mostly invisible audience.
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Fragmented files take longer for systems to read
A fragmented file is stored in scattered pieces, so opening it can require the system to gather those pieces from different locations.
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Metadata reveals exactly when a file was modified
A file’s metadata can include creation, modification, and access timestamps, which may reveal when a document was edited.
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Why boss fights are really memorized dance routines
Many boss attacks follow a set sequence, so learning the pattern and timing can matter more than quick reflexes.
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File extensions just tell the system how to act
Changing a text file’s extension to an image format doesn’t turn its contents into image data; it may only make software try to open it as an image.
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Why overwritten files are so hard to recover
Deleting a file often removes its listing without immediately replacing the data. Writing new data over the same disk sectors replaces that information,…
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Persona 5 made the pause menu award-worthy
Persona 5’s stylish, dynamic interface was celebrated by design communities and even earned industry accolades for its menu design.
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Zynga named its company after a pet bulldog
The name came from the founder's beloved bulldog, giving the gaming company an unexpectedly personal origin.
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Sam Fisher's three green lights make hiding look recognizable
The goggles give Splinter Cell's hero a distinct silhouette even in near-darkness. Their night-vision and thermal modes also turn lighting into information…
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WinRAR's trial keeps going after 40 days
WinRAR asks users to buy a license after 40 days, but the program keeps working if they don't. The reminder doesn't lock you out.
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Uncharted 4 lets Nathan Drake lose at Crash Bandicoot
At home with Elena, Drake picks up a controller and plays a level of Naughty Dog's old PlayStation platformer. You control his attempt while the couple talks…
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How a backyard shed became London's top restaurant
A writer flooded a review platform with fabricated praise and made a nonexistent backyard shed London's top-rated restaurant, exposing how easily crowdsourced…
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Apex Legends lets mute players coordinate
Contextual pings let players mark enemies, suggest routes and claim loot without speaking.
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Baggage carousels move in continuous overlapping loops
Their interlocking metal plates let the belt bend through tight turns without opening gaps for bags to slip through.
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How Homestar Runner shaped internet humor
A cartoon wrestler answered real fan emails in terrible grammar, and the independently run site influenced internet humor for a decade.
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Deleting a dating app and canceling its subscription are different actions
Hinge markets itself as an app to leave after finding a relationship, but paid subscriptions renew until properly canceled. Removing an app from a phone isn't…
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Slack replaced inbox dread with notification anxiety
Colorful GIFs were supposed to make workplace communication feel less soul-crushing; instead, Slack's constant notification chime can sound like knocking in…
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Wikipedia has a list of its strangest articles
Wikipedia's “Unusual articles” list is a rabbit hole of odd topics, from the Great Emu War to reports of animals falling from the sky. Each entry links to an…
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The paperless office that gave us PDFs
Introduced in the early 1990s, PDFs were meant to reduce printing. Instead, they became digital documents that can be stubborn to edit.
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Half-Life returned by making you use your own hands
Half-Life: Alyx brought Valve's series into VR in 2020. Instead of simply pointing a cursor at the world, you rummage through shelves, manipulate objects, and…
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VLC player uses an orange construction cone as its logo
The orange-and-white icon comes from the VideoLAN developers' collection of traffic cones.
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Adobe tried to stop Photoshop becoming a verb
Adobe has tried to keep Photoshop from becoming a generic verb, asking people to say an image was “enhanced using image manipulation software” rather than…
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Habbo trolls turned their avatars into a locked door
During the 2006 raids, coordinated users crowded identical avatars across entrances, including the pool. The obstruction exploited the world's own movement…
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