Articles for author: Sumi

Antarctica has lost 5,000 square miles of 'grounded ice' in the last 30 years, satellite images reveal

Satellites Expose 5,000 Square Miles of Antarctic Grounded Ice Loss Over Last 30 Years

Sumi

Grounding Lines Shift, Revealing Ice Sheet Vulnerabilities (Image Credits: Cdn.mos.cms.futurecdn.net) Antarctica – A detailed analysis of three decades of radar satellite data has revealed the retreat of nearly 5,000 square miles of grounded ice, highlighting vulnerabilities driven by warming oceans.[1] Grounding Lines Shift, Revealing Ice Sheet Vulnerabilities Scientists delivered a landmark assessment by mapping grounding ...

What goes on inside a massive star before it explodes as a supernova?

Scientists Uncover Chaotic Final Moments Inside Massive Stars Before They Go Supernova

Sumi

Main Sequence to Advanced Burning (Image Credits: Unsplash) Massive stars, dozens of times the Sun’s heft, churn through escalating nuclear reactions in their cores until gravity overwhelms fusion, triggering a core-collapse supernova. Main Sequence to Advanced Burning These behemoths spend their early lives on the main sequence, where intense pressure and heat fuse hydrogen into ...

Ancient impact may explain moons contrasting sides

Colossal Ancient Impact May Explain the Moons Two Faces

Sumi

Decades-Old Puzzle of Lunar Duality (Image Credits: Unsplash) Tokyo – A massive collision billions of years ago reshaped the Moon’s interior and surface, creating the stark divide between its Earth-facing near side and the rugged far side. Decades-Old Puzzle of Lunar Duality Observers first noted the Moon’s contrasting hemispheres in 1959 when the Soviet Luna ...

Lifeforms can planet-hop on asteroids and survive

Microbial Survivors of Asteroid Impacts Hint at Life Traveling Through Space

Sumi

Microbes Defy Devastating Forces (Image Credits: Pixabay) Researchers at Johns Hopkins University revealed that hardy bacteria can withstand the immense pressures of asteroid collisions, opening doors to the possibility of life migrating between planets on space rocks. Microbes Defy Devastating Forces Lead author Lily Zhao expected the microbes to perish under the first high-pressure test. ...

The Rubin Observatory will change the game for astronomy — if satellite companies don't get in the way

Swarms of Satellites Disrupt Rubin Observatory’s Deep Sky Mission

Sumi

Astronomy’s Next Frontier Under Siege (Image Credits: Cdn.mos.cms.futurecdn.net) The Vera C. Rubin Observatory perched on Cerro Pachón promises unprecedented views of the southern sky, but proliferating satellites now cast long shadows over its ambitious decade-long mission.[1][2] Astronomy’s Next Frontier Under Siege Equipped with the world’s largest digital camera – a 3,200-megapixel powerhouse – the Rubin ...

10 Unseen Microscopic Worlds Thriving All Around Us, Revealed by Science

10 Unseen Microscopic Worlds Thriving All Around Us, Revealed by Science

Sumi

If you could suddenly shrink down to the size of a bacterium, your entire idea of reality would shatter. The smooth surface of your phone would turn into a jagged alien landscape, a drop of water would feel like an ocean, and your own skin would look like a dense, bustling city. We walk through ...

6 Remarkable Ways Plants Communicate and Interact in the Natural World

6 Remarkable Ways Plants Communicate and Interact in the Natural World

Sumi

If you grew up thinking plants are passive, silent background characters, the truth is almost shocking. Hidden under our feet and floating in the air is a constant storm of chemical messages, electrical signals, alliances, sabotage, and quiet cooperation that would put a spy thriller to shame. Once you start looking, plants stop being scenery ...

8 Scientific Theories That Sound Like Magic But Are Grounded in Reality

8 Scientific Theories That Sound Like Magic But Are Grounded in Reality

Sumi

Some ideas from modern science sound less like serious research and more like something a novelist would dream up at three in the morning. Yet behind these wild-sounding concepts are equations, experiments, and decades of careful testing. The result is a strange mix: the world turns out to be much weirder than common sense suggests, ...

5 Baffling Natural Phenomena That Continue to Puzzle Geologists Worldwide

5 Baffling Natural Phenomena That Continue to Puzzle Geologists Worldwide

Sumi

If you think science has already figured out how our planet works, these phenomena are like a cold splash of water to the face. Beneath the Earth we walk on every day, there are processes unfolding that still leave experts scratching their heads, rewriting theories, and sometimes admitting, “We honestly don’t know yet.” That uncertainty ...