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Apr 23, 2024

Breakthrough in Bioinformatics: AI Predicts Cell Type Transformations

Posted by in categories: biotech/medical, health, robotics/AI

Advances in gene sequencing technology and computing power have significantly increased the availability of bioinformatic data and processing capabilities. This convergence provides an ideal opportunity for artificial intelligence (AI) to develop methods to control cellular behavior.

In a new study, Northwestern University researchers have reaped fruit from this nexus by developing an AI-powered transfer learning approach that repurposes publicly available data to predict combinations of gene perturbations that can transform cell type or restore diseased cells to health.

The study was recently published in the Proceedings of the National Academy of Sciences.

Apr 23, 2024

Formation of memory assemblies through the DNA-sensing TLR9 pathway

Posted by in categories: biotech/medical, neuroscience

Learning results in persistent double-stranded DNA breaks, nuclear rupture and release of DNA fragments and histones within hippocampal CA1 neurons that, following TLR9-mediated DNA damage repair, results in their recruitment to memory circuits.

Apr 23, 2024

How spicy does mustard get depending on the soil?

Posted by in category: futurism

Serious wine drinkers often have their preferences: Some prefer sweet hints of chocolate in a Malbec from Argentina, while others are drawn to a spicy and fruity Cabernet Sauvignon from Napa Valley. Wine connoisseurs firmly believe that the soil in which grapes are grown determines how it tastes.

Apr 23, 2024

Scientist share world’s first ‘conversation’ between humans and whales

Posted by in category: innovation

A new video of researchers communicating with a humpback whale in Alaska over 20 minutes. The researchers hope the breakthrough could lead to communication with aliens.

Apr 23, 2024

Japanese satellite will beam solar power to Earth in 2025

Posted by in categories: solar power, space, sustainability

Japan’s upcoming space-based solar power demonstration will beam power to Earth next year.

Apr 23, 2024

Why so many Chinese graduates cannot find work

Posted by in category: futurism

Our number-crunching suggests that their plight could be much worse than previously thought.

Apr 23, 2024

Generative A.I. Arrives in the Gene Editing World of CRISPR

Posted by in categories: bioengineering, biotech/medical, robotics/AI

Generative A.I. technologies can write poetry and computer programs or create images of teddy bears and videos of cartoon characters that look like something from a Hollywood movie.

Now, new A.I. technology is generating blueprints for microscopic biological mechanisms that can edit your DNA, pointing to a future when scientists can battle illness and diseases with even greater precision and speed than they can today.

Apr 23, 2024

Electrochemists Wanted for Vocational Degrees

Posted by in category: chemistry

Paul Kempler runs a master’s program at the University of Oregon that provides hands-on electrochemistry training for those wanting to enter the field without them having to take a five-year-long PhD.

Apr 23, 2024

Witnessing the Birth of Skyrmions

Posted by in categories: computing, particle physics, quantum physics

Using thin layers of chiral nematic liquid crystals, researchers have observed the formation dynamics of skyrmions.

A skyrmion is a topologically stable, vortex-like field configuration that cannot be smoothly morphed to a uniform state [1]. First proposed by physicist Tony Skyrme in 1961 as a model of the nucleon [2], the concept has since been studied in condensed-matter physics and adjacent fields [3]. In particular, skyrmions have cropped up in studies of magnetism [4], Bose-Einstein condensates [5], quantum Hall systems [6], liquid crystals [7], and in other contexts (see, for example, Viewpoint: Water Can Host Topological Waves and Synopsis: Skyrmions Made from Sound Waves). Skyrmions exhibit fascinating properties such as small size, stability, and controllability, which give them great potential for applications in spintronics, data storage, and quantum computing.

Apr 23, 2024

Seeing Collisions in Cold Molecular Clouds

Posted by in category: quantum physics

Dense ensembles of laser-cooled molecules allow the observation of molecular collisions—a result that could lead to applications of cold molecular gases in quantum simulation and fundamental physics tests.

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