After decades in the shadow of the reigning model for Alzheimer’s disease, alternative explanations are finally getting the attention they deserve. Read more at QuantaMagazine.org. Music is “Redwood Trail” by Audionautix.

Theory has it that “Population III” stars brought light to the cosmos. The James Webb Space Telescope may have just glimpsed them. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

An energy-efficient chip called NeuRRAM fixes an old design flaw to run large-scale AI algorithms on smaller devices, reaching the same accuracy as wasteful digital computers. Read more at QuantaMagazine.org. Music is “Cast of Pods” by Doug Maxwell.

Supergenes that lock inherited traits together are widespread in nature. Recent work shows that their blend of genetic benefits and risks for species can be complex. Read more at QuantaMagazine.org. Music is “Chee Zee Jungle – Primal Drive” by Kevin MacLeod.

A recent gamma-ray burst known as the BOAT — “brightest of all time” — appears to have produced a high-energy particle that shouldn’t exist. For some, dark matter provides the explanation. Read more at QuantaMagazine.org. Music is “Pulse” by Geographer.

The positively charged particle at the heart of the atom is an object of unspeakable complexity, one that changes its appearance depending on how it is probed. Read more at QuantaMagazine.org. Music is “Light Gazing” by Andrew Langdon.

A new atomic-scale experiment all but settles the origin of the strong form of superconductivity seen in cuprate crystals, confirming a 35-year-old theory. Read more at QuantaMagazine.org. Music is “Quasi Motion” by Kevin MacLeod.

Robots can surpass the limitations on how high and far animals can jump, but their success only underscores nature’s ingenuity in making the most of what’s available. Read more at QuantaMagazine.org. Music is “Pixel Peeker Polka” by Kevin MacLeod.

When the brain encodes memories as positive or negative, one molecule determines which way they will go. Read more at QuantaMagazine.org. Music is “Retro” by Wayne Jones.

Eric Larson and Isabel Vogt have solved the interpolation problem — a centuries-old question about some of the most basic objects in geometry. Some credit goes to the chalkboard in their living room. Read more at QuantaMagazine.org. Music is “Good Times” by Patrick Patrikios.