Latest from The Debrief

Living Brain Computers, a Ghostly Green Star, and Neanderthal Violence—The Latest from The Debrief

Welcome to The Latest from The Debrief, where this week, some of the stories we’re tracking include a remarkable computer assembled by researchers using living human brain cells; a 75,000-year-old discovery that reveals an unsettling look at the violent world of Neanderthals; and an extraordinary green stellar object that is changing astronomers’ expectations about a unique class of stars.

Ready for a look at what we’ve been tracking at The Debrief in recent days?

Let’s dive in.


Scientists Built a Computer Using Living Human Brain Cells

brain cells
Credit: Wikimedia Commons/Cody Siciliano

Researchers at the University of Bristol have achieved a remarkable milestone in biohybrid computing, demonstrating that tiny organoids grown from living human brain cells can process information from Braille characters. While stopping short of demonstrating actual “learning,” the breakthrough could represent an important step toward a new generation of biological computing technologies.

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75,000-Year-Old Skeleton Reveals a Dark Chapter For Neanderthals

Neanderthal-Spear-Wound
Credit: Emma Pomeroy

A discovery at Shanidar Cave in Iraqi Kurdistan is revealing a dramatic story of violence and survival from 75,000 years ago. Researchers examining the remains of a Neanderthal have identified an unusual puncture wound in the shoulder blade that may have been caused by a wooden spear, revealing an individual also survived earlier severe facial injuries, raising intriguing questions about conflict—and care—within Neanderthal communities.

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A Ghostly Green Star Has Been Revealed for the First Time

white dwarf
Credit: Mark A Garlick/University of Warwick

White dwarf stars may be known for their pale appearance, but astronomers have now discovered that these stellar remnants can display an extraordinary range of colors—including green. The findings also revealed white dwarfs that would appear pink, purple, and other unexpected colors, offering new insights into the unusual chemistry of stars that have reached the final stages of their evolution.

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A Particle Long Considered an “Irrelevant Background Detail in Particle Physics” Could Help Solve the Mystery of Why We Exist

ancient particle solves mystery of why we exist
Crab Nebula in the Taurus constellation Credit NASA, ESA, J DePasquale (STScI).

Why does our universe contain so much more matter than antimatter? Physicists from the University of Southampton and the Indian Institute of Technology Kanpur have proposed that a long-lived particle could have temporarily altered the universe’s expansion history, influencing the processes responsible for the imbalance between matter and antimatter. Could this offer an important new clue to one of the greatest mysteries in modern physics?

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And There’s More…

Scientists Create a ‘Light-Powered Brain’ That Could Transform Future Communications

By exploiting the physical properties of light itself, researchers at the University of the Witwatersrand in South Africa have developed an innovative optical system that uses principles inspired by artificial intelligence to recognize hidden information in complex patterns of light.

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A Bronze Age Sword Lies at the Center of a Mystery Beneath an Italian Lake

Underwater archaeologists exploring the remains of an ancient settlement beneath Italy’s Lake Mezzano have recovered a remarkably well-preserved bronze sword dating back approximately 3,000 years. Researchers are now investigating whether such objects were lost, deliberately deposited as ritual offerings, or left behind under other mysterious circumstances.

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Discover more of our latest independent reporting over at The Debrief, and to provide a jump start, here’s a quick look at all our latest headlines: