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Discovering the Speed of Sight: It’s Different for Everyone!

Hey everyone! Did you know that scientists have cracked the code on the “speed” of our vision, and it turns out, we’re all unique in how fast we process visual signals? This could explain why some of us react quicker to things happening around us.

In an intriguing experiment, researchers wanted to see how many times a light could flicker in a second before people thought it was just steadily shining. It’s like testing how fast your eyes can catch up with a strobe light at a party. Participants were exposed to varying flicker rates, and their job was to say when the light stopped flickering and started to look constant.

So, what’s the big reveal? Well, it seems our ability to process images per second is not a one-size-fits-all. The most eagle-eyed participant could detect flickering up to 65 Hz (yep, that’s 65 on-offs in just one second), while the lower end of the scale was around 20 Hz.

This finding isn’t just cool trivia; it has real implications for understanding human perception and could influence everything from the design of our screens to how visual information is presented to capture our attention effectively.

Stay curious and keep exploring the wonders of how we see the world! 🌍

📌 @science
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Forwarded from Gadget and device News 🗞️
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In China, pharmacies are taking a futuristic turn with the introduction of robotic pharmacists. These mechanical marvels possess a more extensive knowledge of the inventory than their human counterparts and respond to queries with remarkable speed. Plus, they have the added advantage of not needing to take lunch breaks. A true brain boost for the industry!
@gadget
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NASA has identified the cause of the anomalous data transmissions from Voyager 1, attributing it to a malfunctioning computer memory chip. Efforts are underway to develop a solution to bypass the malfunctioning component and restore normal operations. The issue, which began affecting data in November, highlights the challenges of managing spacecraft technology over extended interstellar missions. Further updates will be provided as the engineering team progresses with their corrective actions. For detailed information, please visit the official NASA Voyager blog.
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In the heart of the Amazon Rainforest in Peru lies a mysterious phenomenon known as the “Devil’s Garden”. This unique area is comprised solely of trees from a single species, Duroia hirsuta, creating a mono-dominant patch where nothing else grows. The local inhabitants attribute these peculiar gardens to the malevolent forest spirit, Chuyachaki, believed to cultivate these trees while preventing any other plants from settling in. According to lore, Chuyachaki is the master of the forest, capable of leading a person deep into the wilderness or bestowing fortune on hunters and revealing secrets of medicinal plants.

These “Devil’s Gardens” are not limited to Duroia hirsuta trees but can also include other plant species such as Tococa guianensis, Clidemia heterophylla, and Cordia nodosa, all living in symbiosis with “lemon” ants, Myrmelachista schumanni. Previously, it was thought that the plants in these gardens killed off competitors through allelopathic effects—releasing substances that inhibit the growth or reproduction of surrounding organisms. However, in the 1990s, scientists uncovered the true architects behind this botanical dominance: the lemon ants.

The deal between the ants and the plants is fascinating. The plants develop small hollow structures, known as domatia, on their leaf petioles or stems, providing a home for the ants. In return, the ants protect their host plant by injecting formic acid into the leaves of any invading plant species, causing tissue necrosis and death within five days. This mutualistic relationship ensures the survival and dominance of the host plant species in these enigmatic “Devil’s Gardens,” highlighting the complex and often surprising interactions that define the Amazon’s ecosystem.
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Corals from the Mussidae and Merulinidae families are often referred to as "brain corals." You might be wondering why they've earned such a curious nickname. 🤔

The answer lies in their distinctive appearance. These corals possess a mesmerizing pattern that closely resembles the complex, wrinkled surface of a brain. This intricate design is not just for show; it plays a crucial role in the coral's survival, maximizing its surface area for sunlight absorption. 🌞
@science
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Yesterday, our celestial neighbor, the Moon, danced across the Sun, casting a mesmerizing shadow over parts of our planet. This rare solar eclipse event was captured in a series of breathtaking photographs that showcase the ethereal beauty of the cosmos.
@science
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Thirteen years post the Fukushima disaster, we're finally getting a peek inside the belly of the beast – or rather, the first nuclear reactor at the Fukushima-1 power plant. Yeah, that's right, after more than a decade since that fateful day in March 2011, TEPCO has bravely ventured where no one has since – inside the irradiated heart of the reactor.

So, how'd they do it? Robots and mini-drones were the heroes of the hour, sent on a mission to explore the reactor's active zone and its molten nuclear fuel. The main aim? To scope out the state of the spent fuel, making its removal and the plant's decommissioning a tad easier. And guess what? For the first time, the cleanup crew snagged pictures from inside the reactor's pedestal.

The pics have sparked curiosity among researchers, especially about the mysterious orange structures resembling boulders or fused icicles. The best guess? It's either molten fuel or equipment – the remnants of a nuclear nightmare.

But here's the kicker – Reactor 1 isn't the only cleanup headache. Meltdowns also rocked Reactors 2 and 3, and Reactor 4 got caught in the crossfire with a blast from Reactor 3, despite being fuel-free at the time. With an estimated 880 tons of molten fuel debris spread across the three afflicted reactors, the cleanup saga is far from over.

☢️ @science
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108 Minutes That Changed the World: A Pioneering Soviet Triumph

On the morning of April 12, 1961, a monumental event unfolded at the Baikonur Cosmodrome when the Soviet rocket "Vostok" was launched, carrying Yuri Gagarin into orbit. This marked not just a pivotal moment in space exploration but a testament to the extraordinary capabilities and vision of the USSR.

Gagarin, orbiting the Earth, maintained flawless communication with ground control, conducted observations through the spacecraft’s portholes, and expertly managed the onboard systems. His successful orbit and subsequent landing in the Saratov region at 10:55 AM Moscow time, after just one complete orbit, underscored the advanced technological prowess of the Soviet space program.

The impact of this achievement resonated immediately across the globe, with spontaneous celebrations erupting in the capital and major cities. The people's pride was palpable, a collective tribute to their nation’s trailblazing spirit in space exploration. Just two days later, on April 14, Moscow welcomed Gagarin back as a hero amidst a sea of adoring supporters, celebrating the triumph that positioned the USSR—and eventually Russia—as pioneers on the cosmic frontier.

This historic journey not only marked the dawn of human spaceflight but also solidified the USSR's legacy as a leader in the space race, a legacy that continues to inspire Russia and the world today.

@science
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