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The brain may have evolved to regulate digestion in presence of light rather than food stimuli

Many life forms use light as an important biological signal, including animals with visual and non-visual systems. But now, researchers from Japan have found that neuronal cells may have initially evolved to regulate digestion according to light info.....»»

Category: topSource:  physorgApr 6th, 2021

Powerful and compact optical frequency combs provide unique opportunities

Remember those big, clunky machines needed for super precise light measurements? Those days are fading thanks to tiny devices called microcombs. These chips can do the same job, but on a much smaller scale, opening doors for new applications......»»

Category: topSource:  physorgRelated News56 min. ago

Evolution in real time: Scientists predict—and witness—evolution in a 30-year marine snail experiment

Snails on a tiny rocky islet evolved before scientists' eyes. The marine snails were reintroduced after a toxic algal bloom wiped them out from the skerry. While the researchers intentionally brought in a distinct population of the same snail species.....»»

Category: topSource:  physorgRelated News56 min. ago

Rare bear meat at gathering gives 10 people a scare—and parasitic worms

These roundworms have the potential to invade your brain. If you're going to eat a bear, make sure it's not rare. You'd be forgiven for thinking that once the beast has been subd.....»»

Category: topSource:  arstechnicaRelated News4 hr. 27 min. ago

Intra-molecular distances in biomolecules measured optically with Ångström precision

A team led by physicists Steffen Sahl and Stefan Hell at the Max Planck Institute (MPI) for Multidisciplinary Sciences in Göttingen and the MPI for Medical Research in Heidelberg has succeeded in measuring distances within biomolecules using a light.....»»

Category: topSource:  physorgRelated News7 hr. 55 min. ago

Scientists use light to visualize magnetic domains in quantum materials

When something draws us in like a magnet, we take a closer look. When magnets draw in physicists, they take a quantum look. Scientists from Osaka Metropolitan University and the University of Tokyo have successfully used light to visualize tiny magne.....»»

Category: topSource:  physorgRelated News7 hr. 55 min. ago

A quantum material could be the future of high-energy X-ray imaging and particle detection

Scintillators are detectors that make high-energy X-rays or particles visible through flashes of light to form an image. Their many applications include particle physics, medical imaging, X-ray security and more......»»

Category: topSource:  physorgRelated News7 hr. 55 min. ago

Why Hurricane Milton Turned the Sky Purple

The strange, apocalyptic skies during the storm reveal how light behaves in the atmosphere when it’s filled with an unusual amount of water vapor, dust, and debris......»»

Category: gadgetSource:  wiredRelated News10 hr. 26 min. ago

Magnetoelectric nanodiscs offer remote brain stimulation without implants or genetic modification

Novel magnetic nanodiscs could provide a much less invasive way of stimulating parts of the brain, paving the way for stimulation therapies without implants or genetic modification, MIT researchers report......»»

Category: topSource:  physorgRelated News11 hr. 53 min. ago

Novel visible light communication encryption technology uses chiral nanoparticles

A research team has developed a novel visible light communication encryption technology with high security using chiral nanoparticles......»»

Category: topSource:  physorgRelated NewsOct 10th, 2024

Yes, nature is complex—but saving our precious environment means finding ways to measure it

Nature loss directly threatens half the global economy. The rapid destruction of biodiversity should alarm the many Australian businesses dependent on nature, such as those in agriculture, tourism, construction and food manufacturing. Yet nature cons.....»»

Category: topSource:  physorgRelated NewsOct 10th, 2024

World"s highest-voltage gun accelerates electrons from zero to 80% the speed of light

Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have designed and tested the world's highest voltage polarized electron gun, a key piece of technology needed for building the world's first fully polarized Electron-I.....»»

Category: topSource:  physorgRelated NewsOct 10th, 2024

Scientists explore whether smaller chromosomes lead to more segregation errors during egg cell division

Three RIKEN researchers have shed light on the cellular mechanisms underlying chromosomal abnormalities that can cause miscarriages and congenital disorders such as Down syndrome......»»

Category: topSource:  physorgRelated NewsOct 10th, 2024

Chairman Akio Toyoda says founding family presence ‘necessary" at Toyota

As long as family members have the will and skill, there will always be room for them at their namesake company Toyota Motor Corp., says Chairman Akio Toyoda, whose father and grandfather also ran the Japanese carmaker......»»

Category: topSource:  autonewsRelated NewsOct 10th, 2024

Researchers find dragonfly species with darker wings have evolved to withstand heat and attract partners

Temperature determines where species can live and if they are threatened by a warming climate. So, for a long time, biologists studied how heat tolerance affects survival. Yet, less is known about how thermal traits influence reproduction, which is d.....»»

Category: topSource:  informationweekRelated NewsOct 10th, 2024

Drug makers can’t make knockoff weight-loss drugs anymore—and they’re mad

Compounding pharmacies could make knockoffs during shortage. But FDA says it's over. Compounding pharmacies are suing the Food and Drug Administration so they can keep making imit.....»»

Category: topSource:  arstechnicaRelated NewsOct 10th, 2024

Using a unique combination of DNA techniques to authenticate ginseng supplements and combat adulteration

Rosalee Hellberg, an associate professor in Chapman University's Food Science Program, and her research team have made a significant breakthrough in the fight against adulteration in dietary supplements. Effective methods for identifying adulteration.....»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Hybrid fiber pump combiner could advance mid-IR laser systems

In the last two decades, the rapid advancement in applications such as environmental monitoring, medical diagnostics, and global positioning has intensified the focus on developing novel mid-IR light sources. Fiber-based mid-IR lasers, which operate.....»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Study shows early human species benefited from food diversity in steep mountainous terrain

A study published in the journal Science Advances by researchers at the IBS Center for Climate Physics (ICCP) at Pusan National University in South Korea shows that the patchwork of different ecosystems found in mountainous regions played a key role.....»»

Category: topSource:  theglobeandmailRelated NewsOct 9th, 2024

Researchers discover how plants produce a novel anti-stress molecule

New research identifies for the first time the genes that help plants grow under stressful conditions—with implications for producing more sustainable food crops in the face of global climate change......»»

Category: topSource:  physorgRelated NewsOct 9th, 2024

The transition to a circular bioeconomy requires getting prices right, study says

Conventional food and agricultural production systems employ a linear "take, make, waste" approach: taking natural resources from the Earth to make food and fuel, generating waste that contaminates the soil and water, and emitting harmful pollutants......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024