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Search results for machine learning model

Plants & Animals 6 hours ago

AI combined with molecular simulations gets to the root of better plants

By combining AI with molecular dynamics simulations, researchers at the Department of Energy's Oak Ridge National Laboratory have developed a new tool to more accurately predict how plants and helpful microbes communicate ...

Astronomy Sep 14, 2025

Ten years later, LIGO is a black-hole hunting machine

On September 14, 2015, a signal arrived on Earth, carrying information about a pair of remote black holes that had spiraled together and merged. The signal had traveled about 1.3 billion years to reach us at the speed of ...

Social Sciences Sep 11, 2025

Influencers, multipliers, and the structure of polarization—how political narratives circulate on Twitter/X

A recent study provides a nuanced understanding of the mechanisms driving polarization and issue alignment on Twitter/X and reveals how political polarization in Germany is reinforced and structured by two distinct types ...

Environment Sep 10, 2025

Smoke from 2023 Canada fires linked to thousands of deaths: study

Canada's record-breaking 2023 wildfires exposed more than 350 million people in North America and Europe to air pollution that likely contributed to tens of thousands of deaths, according to new estimates published Wednesday.

Social Sciences Sep 10, 2025

How does AI affect how we learn? A cognitive psychologist explains why you learn when the work is hard

When OpenAI released "study mode" in July 2025, the company touted ChatGPT's educational benefits. "When ChatGPT is prompted to teach or tutor, it can significantly improve academic performance," the company's vice president ...

Planetary Sciences Sep 9, 2025

AI drives discovery of new exoplanets in distant systems

Over the course of more than two decades, researchers at the University of Bern have developed the so-called "Bern model," a suite of computer programs that can numerically simulate the formation of planetary systems, thus ...

Plants & Animals Sep 9, 2025

AI-based satellite counts migrating wildebeest in Serengeti

An AI-powered satellite counting effort conducted over two years concludes that less than 600,000 wildebeest migrate across the Serengeti-Mara ecosystem each year—half of previous estimates from manned aircraft surveys. ...

Molecular & Computational biology Sep 8, 2025

AI workflow could help biofuel crops grow on infertile soil and protect plants from infectious diseases

Biologists and computational scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory recently refined two artificial intelligence (AI) programs originally built by Meta, the company that owns Facebook, ...

Molecular & Computational biology Sep 6, 2025

New method tracks gene expression changes to reveal cell fate decisions

Essentially all cells in an organism's body have the same genetic blueprint, or genome, but the set of genes that are actively expressed at any given time in a cell determines what type of cell it will be and its function. ...

Analytical Chemistry Sep 4, 2025

Forever chemicals are more acidic than we thought, study finds

One of the ways that per- and polyfluoroalkyl substances (PFAS) earn their "forever chemical" nickname and persist in the environment is their acidity.

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