— from Streamed.News —
The Voyager 1 and 2 Golden Records carry 116 images encoded as audio signals, alongside sounds and greetings in 55 languages. Decoding instructions, etched on the record's cover, specify that each 0.008 milliseconds of audio forms an information block, and 512 blocks create one image line. The first
Permanently deleting data from a traditional hard drive (HDD) requires demagnetizing the surface, physically destroying it, or overwriting it with new data. These methods irreversibly alter magnetic data fields. However, SSD data erasure is more complex. Due to wear-leveling algorithms, SSDs constan
Online privacy isn't about hiding illegal acts; it's a fight for personal freedom against algorithmic manipulation. Under the "if you're not paying, you're the product" model, companies hire top engineers to analyze user data—from likes to viewing time—to maximize engagement. This detailed knowledge
The James Webb Space Telescope analyzes distant exoplanet atmospheres by measuring infrared light blocked as planets pass their stars. This technique reveals key life compounds like water and carbon dioxide. The observatory confirmed both elements in WASP-96b's atmosphere, proving its ability to fin
Cicada 3301 now cryptographically signs its messages with PGP to prevent fake clues. This public-private key system ensures only the original sender creates messages. The signature encrypts a text hash with a private key; participants verify it by decrypting with the public key, hosted on MIT server