WASTED on Instagram: "😮 A crowd is a large group of people who gather in the same place, often for a shared purpose or event. Crowds can form spontaneously—such as spectators gathering around a street performer—or be organized, like audiences at concerts, sports games, or political rallies. What defines a crowd isn’t just the number of people present, but the way their attention and behavior become focused on a common activity, object, or experience. Crowds also have unique social dynamics. Ind

Invention on Instagram: "Drilling at the Haripur Gas Field in Sylhet Bangladesh fractured subsurface rock layers, creating pathways for natural gas to slowly migrate upward. In regions with historic gas exploration, this kind of ground disturbance can persist for decades, allowing methane to seep through soil and rock long after drilling ends. When methane reaches the surface, it does not burn on its own. Flames only appear if the gas builds to the right concentration and meets an ignition sourc

The History Source on Instagram: "The 1967 report featuring Walter Cronkite provides a fascinating glimpse into the early computer graphics, a technology that had been evolving since the 1950s. By the late 1960s, computer graphics were beginning to transition from theoretical applications and research projects into practical demonstrations that hinted at their transformative potential. This period saw major advancements driven by the increasing computational power of mainframe computers. In the

The History Source on Instagram: "Before Spotify, MP3s, and even CDs, the cassette tape was once hailed as a revolutionary breakthrough in audio technology. This RCA commercial from 1958 showcases one of the earliest consumer cassette tape systems, offering a glimpse into the beginnings of modern audio formats. #history #1950s #technology #audiophile #casette #cds #vinyl #innovation #50s #50svintage #interesting #retro #oldschool #vintage #historylovers"

The History Source on Instagram: "Yes, believe it or not, celery used to be considered an exotic luxury. In the 18th and 19th centuries, celery was considered an exotic delicacy across Europe and America. Difficult to grow, expensive to import, and notoriously tricky to keep fresh, it became a status symbol on elite dining tables. Wealthy households even displayed it in ornate celery vases, tall glass vessels designed to show off the crisp, pale stalks like rare flowers. By the Victorian era, se

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Wealth on Instagram: "A glass of salt water shouldn’t be able to power anything — yet it creates real electricity in seconds. ⚡️ 🤯 Most people don’t realize that salt water becomes electrically active the moment metal touches it. The salt splits into charged particles, allowing electrons to move freely between two different metals. That movement creates a small but steady electric current. When you place those metals into a salty solution, the reaction becomes a miniature battery. One metal nat