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Chemists discover why photosynthetic light-harvesting is so efficient

When photosynthetic cells absorb light from the sun, packets of energy called photons leap between a series of light-harvesting proteins until they reach the photosynthetic reaction center. There, cells convert the energy into electrons, which eventu.....»»

Category: topSource:  physorgJul 3rd, 2023

Oldest depictions of fishing discovered in Ice Age art: Camp site reveals 15,800-year-old engravings of fish trapping

The Ice Age camp site of Gönnersdorf on the banks of the Rhine has revealed a groundbreaking discovery that sheds new light on early fishing practices. New imaging methods have allowed researchers to see intricate engravings of fish on ancient schis.....»»

Category: topSource:  physorgRelated News14 hr. 29 min. ago

How do brains coordinate activity? From fruit flies to monkeys, scientists discover a universal principle

The brain is a marvel of efficiency, honed by thousands of years of evolution so it can adapt and thrive in a rapidly changing world. Yet, despite decades of research, the mystery of how the brain achieves this has remained elusive......»»

Category: topSource:  physorgRelated News14 hr. 29 min. ago

Researchers discover genetic reason for the red, yellow and orange bills of Australian finches

What gives an Australian finch its brilliantly colored red, yellow or orange bill? A major new study has uncovered the genetic switches controlling these distinctive colors, revealing a key piece in the puzzle of how animals develop their coloration......»»

Category: topSource:  physorgRelated News16 hr. 2 min. ago

Gray squirrel control: Study shows promise for effective contraceptive delivery system

A study published in the journal Pest Management Science sheds light on the behavior of gray squirrels (Sciurus carolinensis) and explores methods for the targeted delivery of oral contraceptives to control their populations......»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Coyotes are thriving despite human and predator pressures, large-scale study finds

Research led by the University of New Hampshire sheds light on how coyotes, North America's most successful predators, are responding to various environmental pressures, including human development, hunting and competition with larger carnivores. Sur.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Biologists discover how plants evolved multiple ways to override genetic instructions

Biologists at Washington University in St. Louis have discovered the origin of a curious duplication that gives plants multiple ways to override instructions that are coded into their DNA. This research could help scientists exploit a plant's existin.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Mighty radio bursts linked to massive galaxies: New clues about how magnetars form

Since their discovery in 2007, fast radio bursts—extremely energetic pulses of radio-frequency light—have lit up the sky repeatedly, leading astronomers on a chase to uncover their origins. Currently, confirmed fast radio bursts, or FRBs, number.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Asteroid grains shed light on the outer solar system"s origins

Tiny grains from a distant asteroid are revealing clues to the magnetic forces that shaped the far reaches of the solar system more than 4.6 billion years ago......»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Driving the biggest, least-efficient electric car: The Hummer EV SUV

Here's what I learned daily-driving the gargantuan electric vehicle. GMC's Hummers have always been divisive. After getting hold of the rights to a civilian version of the US mili.....»»

Category: topSource:  arstechnicaRelated NewsNov 5th, 2024

Scientists shed light on an arms race between barley and a fungal pathogen

Scientists from the Leibniz Institute of Plant Biochemistry (IPB), together with partners from the University of Cologne, have discovered a new group of defense substances in barley that are effective against a broad spectrum of fungal pathogens. One.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Survey highlights "publish or perish" culture as key factor in research irreproducibility

An international survey involving over 1,600 biomedical researchers has shed light on the perceived causes of irreproducibility in research results. The survey, which included participants from various countries and research institutions, aimed to id.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Pimax Crystal Light review: a new standard for affordable PC VR

I reviewed the Pimax Crystal Light, an affordable PC VR headset with minimal tradeoffs that boasts high-resolution displays with local dimming for lossless SteamVR gaming and sim racing......»»

Category: topSource:  digitaltrendsRelated NewsNov 5th, 2024

Deaf male mosquitoes don"t mate, researchers discover

Romance is a complex affair in humans. There's personality, appearance, seduction, all manner of physical and social cues. Mosquitoes are much more blunt. Mating occurs for a few seconds in midair. And all it takes to woo a male is the sound of a fem.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Enzyme engineering has the potential to drive more sustainable and efficient drug manufacturing

Researchers have found a new way to use biocatalysis to improve the production of critical raw materials required for essential drugs, making the process quicker, more efficient, and environmentally friendly. Biocatalysis is a process that uses enzym.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

A single atom can change the directional profile of the light emitted in scanning tunneling microscopes

Researchers from Madrid explain a phenomenon that allows the direction of light emission to be controlled at the atomic scale. The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Designs on ancient stone cylinders correspond to origin of writing in Mesopotamia, researchers discover

The origins of writing in Mesopotamia lie in the images imprinted by ancient cylinder seals on clay tablets and other artifacts. A research group from the University of Bologna has identified a series of correlations between the designs engraved on t.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Researchers discover localized pain relief using known chemical reaction

A team of international researchers including those from the University of Adelaide have taken a well-known chemical reaction as the basis of a new generation of targeted pain relief medication......»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Scientists discover all-optical nuclear magnetic resonance analog with quantum fluids of light

Researchers from Skoltech, the University of Warsaw, and the University of Iceland have demonstrated that by optical means it is possible to excite and stir an exciton-polariton condensate, which emits a linearly polarized light with a polarization a.....»»

Category: topSource:  physorgRelated NewsNov 5th, 2024

Webb confirms a longstanding galaxy model

Perhaps the greatest tool astronomers have is the ability to look backward in time. Since starlight takes time to reach us, astronomers can observe the history of the cosmos by capturing the light of distant galaxies......»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Unlocking next-gen chip efficiency: Researchers confirm thermal insights for tiny circuits

In a leap toward more powerful and efficient computer chips, researchers at the University of Virginia have confirmed a key principle governing heat flow in thin metal films—a critical component in the race to design faster, smaller and more effici.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024