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How "sleeping" microorganisms can determine the fate of a population

Microorganisms that temporarily "go to sleep" play an important role in the evolution and survival of a population. Mathematician Shubhamoy Nandan conducted research on the effect of this characteristic called "dormancy" in a novel mathematical model.....»»

Category: topSource:  physorgDec 12th, 2023

Moonlit scramble across the sand for Turkey"s booming baby turtle population

The baby loggerhead sea turtles emerged from their eggshells and began their first challenge in life: a wobbly dash across the sand to the moonlit waters of Turkey's Mediterranean coast—sometimes with a helping hand from volunteers......»»

Category: topSource:  physorgRelated NewsJul 19th, 2024

Microbial structures in Antarctic lake could reveal more about how life evolved

In the depths of remote Antarctic lakes, communities of microorganisms are thriving where few life forms can survive. Scientists are studying structures formed by these communities to understand more about microscopic life in these extreme environmen.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Apple Health VP explains why sleeping with Apple Watch will deliver the most accurate ‘Vitals’

watchOS 11 comes with a new “Vitals” app that aims to help users make better health and fitness decisions. Now Apple Health VP Dr. Sumbul Desai has shared why sleeping with will be needed to deliver the best understanding of your overall health.....»»

Category: topSource:  marketingvoxRelated NewsJul 16th, 2024

New tech helps find hidden details in whale, cassowary and other barely audible animal calls

Over the past few decades, animal sounds have seen a huge surge in research. Advances in recording equipment and analysis techniques have driven new insights into animal behavior, population distribution, taxonomy and anatomy......»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Kenyan crop contamination outbreak inspires grad student to improve rice storage

While half the global population relies on rice as a staple, about 15% of rice produced each year is contaminated by potentially fatal aflatoxins. Seeing this threaten lives in her home country of Kenya prompted a graduate research assistant to focus.....»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Zooplankton study challenges traditional views of evolution

In new research, Arizona State University scientists and their colleagues investigated genetic changes occurring in a naturally isolated population of the water flea, Daphnia pulex. This tiny crustacean, barely visible to the naked eye, plays a cruci.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Much of Neanderthal genetic diversity came from modern humans

Neanderthals' low diversity means their population was even smaller than we thought. Enlarge (credit: Halamka) The basic outline of the interactions between modern humans and Neanderthals is now well established. The two.....»»

Category: topSource:  arstechnicaRelated NewsJul 12th, 2024

Accepting uncertainty in sustainable fisheries is essential in a rapidly changing Arctic, says researcher

Climate change is making it almost impossible to decide how much, where and what to sustainably fish as the fate of future fisheries is becoming increasingly uncertain. This is leading to a slow process or inaction in adapting fisheries and their man.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Visualization tool helps oceanographers predict sediment sample hotspots

A new data visualization tool designed by a Georgia Tech Ph.D. student is helping a team of microbial ecologists, geobiologists, and oceanographers gain more insight into how deep-sea microorganisms interact within their environment......»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Study shows severe droughts limit Amazonian communities" access to basic services

Severe droughts in the Amazon basin over the past two decades have caused low water level periods to last around a month longer than usual, triggering profound impacts on the local population......»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Biologists determine the liver is the source of free glycans in the bloodstream

In a rat study, RIKEN biologists have solved the mystery of where glycan molecules in the blood come from, tracking them down to the liver. This finding could lead to new biomarkers for liver-related diseases......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Experts bust myths about family, sex, marriage and work in English history

On World Population Day, University of Cambridge researchers bust some of the biggest myths about life in England since the Middle Ages, challenging assumptions about everything from sex before marriage to migration and the health/wealth gap......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Wild plants and crops don"t make great neighbors: Study finds pathogens spill from one population to the other

Native plants and non-native crops do not fare well in proximity to one another, attracting pests that spread diseases in both directions, according to two new UC Riverside studies......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Advanced imaging reveals how a parasitic "kiss" alters cell metabolism

Toxoplasma gondii is a parasite responsible for toxoplasmosis, a lifelong chronic infection prevalent in about 30% of the human population. It poses little harm to healthy individuals, but can result in severe consequences for immunocompromised peopl.....»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

Study: Algorithms used by universities to predict student success may be racially biased

Predictive algorithms commonly used by colleges and universities to determine whether students will be successful may be racially biased against Black and Hispanic students, according to new research published today in AERA Open......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

How to differentially improve the cultivated land quality in China

Quality is the core characteristic of cultivated land and is crucial for ensuring sustainable resource utilization and national food security. To meet the increasing demand for food driven by rapid population growth and the continual optimization of.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Latest European demographic data sheet highlights lasting impact of war and migration

The Russian invasion of Ukraine and the consequent displacement of millions of people will have a significant impact on the country's long-term population structure. Researchers from the Austrian Academy of Sciences, IIASA, and the University of Vien.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Dutch winter bee mortality rate above 20%, finds annual survey

In the winter of 2023–2024, 21.2% of the Dutch population of honeybee colonies died. While this mortality rate is lower than that of the previous winter, it still represents a worryingly high number of bee colonies that did not survive this winter.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

DNA analyses show the plague may have caused the downfall of Stone Age farmers

Ancient DNA from bones and teeth hints at a role of the plague in Stone Age population collapse. Contrary to previous beliefs, the plague may have diminished Europe's populations long before the major plague outbreaks of the Middle Ages, new research.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

British jails are at a breaking point—here"s how the Dutch halved their prison population

Amid the many historic appointments in his cabinet, the new prime minister Keir Starmer made one particularly noteworthy announcement: James Timpson to become minister for prisons, parole and probation. Timpson is not a politician but the head of the.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024