Shashank Mishra

Earth, Jupiter, and Venus as seen from Mars
#planests

1 day ago | [YT] | 0

Shashank Mishra

🌊 The Shocking Reality of Ocean Plastic 🌍
Did you know that a small handful of countries are responsible for the vast majority of plastic waste entering our oceans?
This graphic breaks down the top contributors to ocean pollution. While it’s easy to point fingers at specific nations like the Philippines, India, or Malaysia, there is a much deeper story behind these numbers:
📍 Infrastructure Challenges: Rapid urbanization in Southeast Asia has often outpaced waste management systems.
🚢 The Global Waste Trade: Many developed nations export their plastic waste to these regions, where it often ends up mismanaged and washed into the sea.
💧 River Connectivity: Countries with massive river systems act as "highways," transporting plastic from inland cities directly to the coast.
Protecting our oceans isn't just a local issue—it's a global responsibility. We need better waste infrastructure, a reduction in single-use plastics, and more accountability in the global recycling trade.
What do you think is the most effective way to reduce these numbers? Let’s discuss in the comments! 👇
#OceanConservation #PlasticPollution #SaveTheSeas #Sustainability #GlobalWaste #EcoFriendly #Environment #ClimateAction #CleanOceans #ZeroWaste

1 day ago | [YT] | 0

Shashank Mishra

Chinese scientists have created a DNA cassette tape with a staggering 36 petabytes of storage!

Instead of magnetic tape, this breakthrough uses synthetic DNA molecules to encode digital data through sequences of A, T, C, and G — the letters of life itself.

Highlights:
• Up to 1,570 addressable sections per second
• Rewind & fast-forward functions, just like classic cassettes 🎶
• Built-in error correction with Reed–Solomon codes for data integrity
• Market forecast: from $93M in 2024 to $3B by 2030

The future of storage may fit inside a strand of DNA — and yes, one day our smartphones might carry genetic labs just to keep all our memes safe. 🧬💾

#DNA #Storage

2 months ago | [YT] | 0

Shashank Mishra

Small Moon Deimos


Mars has two tiny moons, Phobos and
Deimos,
named for the figures in Greek mythology Fear and Panic.

Detailed surface views of smaller moon Deimos are shown
in both these panels.

The
images were taken in 2009,
by the HiRISE camera on board the
Mars Reconnaissance Orbiter
spacecraft, NASA's long-lived
interplanetary internet
satellite.

The outermost of the two Martian moons,
Deimos is one of the smallest known moons in the
Solar System, measuring only about 15 kilometers across.

Both Martian moons were discovered in 1877 by
Asaph Hall,
an American astronomer working at the
US Naval Observatory in Washington D.C.

But their existence was postulated around 1610 by
Johannes Kepler,
the astronomer who derived the laws of…

#ScientificDiscovery #ScienceNews #physics

2 months ago | [YT] | 0

Shashank Mishra

Scientists Create a See-Through Solution that Renders Skin Transparent

Using a solution of yellow dye and water changes the way light interacts with the skin’s surface, rendering it transparent.


#nasa #ScienceCorner #Research

2 months ago | [YT] | 0

Shashank Mishra

🚨 Magnetic Storms Linked to Heart Attacks — Especially in Women

The Earth is shielded by its magnetosphere, which constantly shifts in response to solar activity. When powerful disturbances occur — known as geomagnetic storms — they don’t just disrupt satellites and power grids, but also our bodies.

A team of Brazilian researchers analyzed hospital data on myocardial infarction (heart attacks) over several years, comparing the frequency of cases and deaths during periods of strong geomagnetic activity with calm days.

🔬 Their findings:
• Using the planetary K-index to track geomagnetic storms, the scientists discovered a clear trend:
• Women showed a significant increase in both hospitalizations and mortality during solar storm days.
• Men, despite making up the majority of patients overall, showed no comparable effect.

💡 Why does this happen?
The heart relies on finely tuned electrical impulses to maintain rhythm. Intense external magnetic fields may interfere with this system, especially in people with pre-existing cardiovascular issues, triggering critical events.

🌍 This research suggests that space weather isn’t just a cosmic curiosity — it may directly affect human health.

#Science #SpaceWeather #Medicine #SolarStorms

2 months ago | [YT] | 0

Shashank Mishra

The First Image of Mars: Where Art Meets Science 🎨🔭

The story of the first close-up images of Mars is a perfect blend of ingenuity, patience — and a surprising amount of creativity.

In 1965, NASA’s Mariner 4 spacecraft sent back the first photos of Mars from space. But each image, made up of just 200×200 pixels, took about 8 hours to transmit across 215 million kilometers via the Deep Space Network in South Africa, Australia, and California. The data then reached the Jet Propulsion Laboratory (JPL) in Southern California.

Each pixel came as a number between 0 (white) and 63 (black), printed out by a teletype in long rows of digits. But computers were slow, and the engineers were eager to see Mars.

So they improvised.

Engineers cut the number printouts into strips and pinned them on the wall in the right sequence. Then Richard Grumm, a NASA engineer, bought some pastels, created a color key, and began hand-shading the numbers into grayscale, simulating the Martian surface. The result? A hand-drawn digital image, completed faster than any computer could have managed at the time.

“It was faster to draw it by hand than wait for the computer,” recalled Mariner 4 systems manager John Casani.

It took 10 days to fully transmit and process all 22 images. But that very first handmade version remains preserved — a genuine fusion of science and art — now proudly displayed at JPL, not far from where Mariner 4 itself was built.

🪐 A human touch on the path to the stars.

#Mars #SpaceHistory #NASA #ArtAndScience

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5 months ago | [YT] | 0

Shashank Mishra

The world’s largest telescope has captured its first images of the night sky

After more than a decade of construction, the observatory atop El Peñón has finally begun operations this spring. In just ten hours of observation, the telescope recorded millions of galaxies and dozens of asteroids — marking the beginning of a new era in our exploration of the universe.

The first released image features the Trifid Nebula and the Lagoon Nebula, both located within the Milky Way.

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6 months ago | [YT] | 0

Shashank Mishra

A fresh, independent review of the latest data from K2-18b raises serious questions about previous reports of alien life detection on this far-off exoplanet. 🌌🔬 While initial excitement sparked imaginations, new findings suggest we need to be more cautious before announcing any extraterrestrial discoveries. 🌍✨ Science is a constant journey—each analysis brings us closer to understanding what lies beyond our world. 🚀🛸 Stay curious and keep exploring! 👽🔭 #SpaceDiscovery #Exoplanets #K218b #AlienLife #Astrobiology #ScienceFacts #CosmicExploration #KeepLookingUp

7 months ago | [YT] | 0

Shashank Mishra

Basking in the sunshine? ☀️ You can thank the photosphere—the sun’s shining “surface”—for sending nearly all the sunlight we enjoy here on Earth! At a scorching 5,800 K, it’s what makes our days bright. But did you know the photosphere isn’t even the sun’s hottest zone? The real heat champion is the corona, the sun’s wispy outer atmosphere, blazing at over a million Kelvin! 🔥 Some parts of the corona even soar to 20 million Kelvin—hotter than the core itself. 🤯 Scientists are still puzzled about what makes the corona so incredibly hot. Isn’t the sun just full of surprises?
#SpaceFacts #Sun #ScienceIsCool #SolarTrivia #DidYouKnow #AstronomyLovers #StayCurious

7 months ago | [YT] | 0