Search results for fractal

Mathematics May 25, 2026

New mathematical model suggests global population crash by 2064

In a new open-access study that I published with my late colleague Kostya Trachenko from Queen Mary University of London, I propose a surprisingly simple nonlinear mathematical equation that unifies 12,000 years of human ...

Cell & Microbiology May 4, 2026

Chromatin tracking reveals two motion modes that help control gene expression

Gene expression is controlled, in part, by the interactions between genes and regulatory elements located along the genome. Those interactions depend on the ability of chromatin—a mix of DNA and proteins—to move around within ...

Condensed Matter Apr 6, 2026

Electrons in moiré crystals explore higher-dimensional quantum worlds

The electrons that power our society flow left and right through the circuitry in our electronics, back and forth along the transmission lines that make up our power grid, and up and down to light up every floor of every ...

Paleontology & Fossils Feb 26, 2026

Exceptionally preserved 551-million-year-old site suggests Avalon biota lasted longer

Researchers studying the soft-bodied Ediacaran biotas of the world generally accept that there are three distinct assemblages. The 575–560-million-year-old (Ma) Avalon Assemblage is best known from the Ediacaran of Newfoundland, ...

General Physics Jan 21, 2026

Are your memories illusions? New study disentangles the Boltzmann brain paradox

In a recent paper, SFI Professor David Wolpert, SFI Fractal Faculty member Carlo Rovelli, and physicist Jordan Scharnhorst examine a longstanding, paradoxical thought experiment in statistical physics and cosmology known ...

Paleontology & Fossils Jan 8, 2026

How did these strange, ancient organisms turn into such remarkable fossils?

In Earth's fossil record, soft-bodied organisms like jellyfish rarely stand the test of time. What's more, it's hard for any animal to get preserved with exceptional detail in sandstones, which are made of large grains, are ...

Ecology Dec 16, 2025

As reefs vanish, assisted coral fertilization offers hope in the Dominican Republic

Oxygen tank strapped to his back, Michael del Rosario moves his fins delicately as he glides along an underwater nursery just off the Dominican Republic coast, proudly showing off the "coral babies" growing on metal structures ...

Social Sciences Dec 10, 2025

Research examines dance as protest in Iran

Young women in postrevolutionary Iran used audacious acts of public dance, particularly during the past decade, to resist unjust gender-based laws and cultural norms that disenfranchise women, a University of Illinois Urbana-Champaign ...

Mathematics Dec 9, 2025

Environmental shifts and migration foster human cooperation, simulations suggest

Researchers at University of Tsukuba have demonstrated, through multi-agent simulations in a two-dimensional space, that the combination of environmental variability and human migration may foster the evolution of human cooperative ...

Plasma Physics Dec 8, 2025

Icy hot plasmas: Fluffy, electrically charged ice grains reveal new plasma dynamics

When a gas is highly energized, its electrons get torn from the parent atoms, resulting in a plasma—the oft-forgotten fourth state of matter (along with solid, liquid, and gas). When we think of plasmas, we normally think ...

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