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Dec 30, 2024

NASA Is Watching a Vast, Growing Anomaly in Earth’s Magnetic Field

Posted by in categories: particle physics, satellites

NASA has been monitoring a strange anomaly in Earth’s magnetic field: a giant region of lower magnetic intensity in the skies above the planet, stretching out between South America and southwest Africa.

This vast, developing phenomenon, called the South Atlantic Anomaly, has intrigued and concerned scientists for years, and perhaps none more so than NASA researchers.

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Dec 30, 2024

Despite Intense AI Arms Race, We’re In For A Multi-Model Future

Posted by in categories: military, robotics/AI, space

There will be no single artificial intelligence model that will rule the universe, neither next year nor next decade.

Dec 30, 2024

Fermi Paradox: The Nanotechnology Extinction Event

Posted by in categories: existential risks, nanotechnology

An exploration of how the development of molecular nanotechnology could affect whatever is the solution to the Fermi Paradox.

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Dec 30, 2024

Philosophy of Mathematics: Platonism

Posted by in category: mathematics

A non-technical introduction to platonism in the philosophy of mathematics.

Philosophy of mathematics is important, especially for philosophers interested in metaphysics. Suppose, for instance, you have nominalist tendencies, and you argue against the existence of abstract objects. Well, probably the most important kind of abstract objects are found in mathematics. Any serious nominalist needs to give an account of them.

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Dec 30, 2024

There Are Multiple Dimensions of TIME? | Woit and Conlon

Posted by in category: physics

Main episode with Woit and Conlon: https://youtu.be/fAaXk_WoQqQ

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Dec 30, 2024

The Million Year Ark

Posted by in category: space travel

A Journey to the Edge of Time and Space.
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As we continue our look at Generation Ships, vast vessels designed to carry many thousands of colonists to distant and alien worlds centuries away, we must ask just how far and how long such ships can be made to last? Can space ships be made that will endure even longer voyages of thousands or even millions of years in the void of interstellar or even intergalactic space? Will ships, and their crews, fall apart or turn into Cargo Cults who no longer remember how their technology functions or what their mission was?

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Dec 30, 2024

What Would a Generational Space Ship Actually Look Like?

Posted by in category: space travel

Is a generation ship the key to interstellar travel? Explore the challenges of building and sustaining a massive spacecraft for multiple generations in this thought-provoking video. From technical hurdles to ethical dilemmas, discover the truth behind our dreams of colonizing distant worlds.

Dec 30, 2024

Crossing the Uncanny Valley: Researchers develop technology for lifelike facial expressions in androids

Posted by in category: robotics/AI

Even if an android’s appearance is so realistic that it could be mistaken for a human in a photograph, watching it move in person can feel a bit unsettling. It can smile, frown, or display other various, familiar expressions, but finding a consistent emotional state behind those expressions can be difficult, leaving you unsure of what it is truly feeling and creating a sense of unease.

Until now, when allowing robots that can move many parts of their face, like androids, to display for extended periods, a “patchwork method” has been used. This method involves preparing multiple pre-arranged action scenarios to ensure that unnatural facial movements are excluded while switching between these scenarios as needed.

However, this poses practical challenges, such as preparing complex action scenarios beforehand, minimizing noticeable unnatural movements during transitions, and fine-tuning movements to subtly control the expressions conveyed.

Dec 30, 2024

The Last Question — Isaac Asimov — Read by Leonard Nimoy

Posted by in category: media & arts

The science-fiction short story “The Last Question”, written by Asimov and read by Nimoy.

Dec 30, 2024

The Machine at the End of Time — The Last Question Explained

Posted by in categories: evolution, space

The Last Question is a short story by Isaac Asimov which details the evolution of humanity and our journey to answering the one question that will determine the fate of the universe.

Thumbnail art: https://www.artstation.com/artwork/vgwvY

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