Science Alert
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![[:es] New Study Reveals Devastating Effect on Astronaut Bones From Living in Space [:]](https://katedra.eus/app/uploads/2023/10/png-3.png)
[:es] New Study Reveals Devastating Effect on Astronaut Bones From Living in Space [:]
[:es]Astronauts lose decades’ worth of bone mass in space that many do not recover even after a year back on Earth, researchers said Thursday, warning that it could be a «big concern» for future missions to Mars.[:]
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![[:es] The Largest Star in The Milky Way Is Slowly Dying, And Astronomers Are Watching [:]](https://katedra.eus/app/uploads/2022/06/png-1-17.png)
[:es] The Largest Star in The Milky Way Is Slowly Dying, And Astronomers Are Watching [:]
[:es]Three-dimensional models of astronomical objects can be ridiculously complex. They can range from black holes that light doesn’t even escape to the literal size of the Universe and everything in between.[:]
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![[:es] Strange Honeycomb Pattern on Mars Appears to Be Formed by Water Ice And CO2 [:]](https://katedra.eus/app/uploads/2022/06/png-2-15.png)
[:es] Strange Honeycomb Pattern on Mars Appears to Be Formed by Water Ice And CO2 [:]
[:es]From orbit, this landscape on Mars looks like a lacy honeycomb or a spider web. But the unusual polygon-shaped features aren’t created by Martian bees or spiders; they are actually formed from an ongoing process of seasonal change from created from water ice and carbon dioxide.[:]
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![[:es] A ‘Very Exciting’ Anomaly Detected in Major Experiment Could Be Huge News For Physics [:]](https://katedra.eus/app/uploads/2022/06/png-2-12.png)
[:es] A ‘Very Exciting’ Anomaly Detected in Major Experiment Could Be Huge News For Physics [:]
[:es]A strange gap between theoretical predictions and experimental results in a major neutrino research project could be a sign of the elusive ‘sterile’ neutrino – a particle so quiet, it can only be detected by the silence it leaves in its wake.[:]
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![[:es] The Collapse of an Atlantic Ocean Current Would Ripple Across The World [:]](https://katedra.eus/app/uploads/2021/09/png-2-8.png)
[:es] The Collapse of an Atlantic Ocean Current Would Ripple Across The World [:]
[:es]Climate change is slowing down the conveyor belt of ocean currents that brings warm water from the tropics up to the North Atlantic.[:]
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![[:es] Earth’s Magnetic Poles Probably Won’t Flip After All, Scientists Predict [:]](https://katedra.eus/app/uploads/2020/04/PNG-2-5.png)
[:es] Earth’s Magnetic Poles Probably Won’t Flip After All, Scientists Predict [:]
[:es]Our planet’s protective shell isn’t quite what it used to be. Over the past two centuries its magnetic strength has taken a nosedive, and nobody has the foggiest idea why. [:]
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![[:es] The Source of The World’s Most Active Volcano Might Finally Be Pinpointed [:]](https://katedra.eus/app/uploads/2022/05/png-3-5.png)
[:es] The Source of The World’s Most Active Volcano Might Finally Be Pinpointed [:]
[:es]The Kīlauea volcano in Hawaii is said to be the world’s most active volcano, and yet we still don’t really know how it was born.[:]
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![[:es] Giant Magnetic Waves Have Been Discovered Oscillating Around Earth’s Core [:]](https://katedra.eus/app/uploads/2020/04/PNG-2-3.png)
[:es] Giant Magnetic Waves Have Been Discovered Oscillating Around Earth’s Core [:]
[:es]Earth’s interior is a far from quiet place. Deep below our surface activities, the planet rumbles with activity, from plate tectonics to convection currents that circulate through the hot magmatic fluids far underneath the crust.[:]
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![[:es] Mars Has Auroras Without a Global Magnetic Field, And We Finally Know How [:]](https://katedra.eus/app/uploads/2020/04/PNG-2-1.png)
[:es] Mars Has Auroras Without a Global Magnetic Field, And We Finally Know How [:]
[:es]Earth’s auroras are a glorious wonder, but our planet isn’t the only place in the Solar System where these phenomena can be found.[:]
