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In fish, parents" stressful experiences influence offspring behavior via epigenetic changes

Parents who are exposed to predators pass on information about risky environments to their offspring through changes in gene expression—but how that information affects offspring differs depending on the sex of the parent. My colleagues and I showe.....»»

Category: topSource:  physorgMar 30th, 2021

Scientists find new epigenetic switch, revealing how genes are regulated in early development

The team of Professor Christof Niehrs at the Institute of Molecular Biology (IMB) in Mainz, Germany, has discovered that a DNA modification called 5-formylcytosine (5fC) functions as an activating epigenetic switch that kick-starts genes in early emb.....»»

Category: topSource:  physorgRelated NewsSep 18th, 2024

Ocean sediment is a "mudtropolis"—meet the carbon-cycling creatures thriving beneath the seabed

Sitting in darkness, deep below the sunlit surface, an iridescent nightmare awaits its prey. With precision and speed, it strikes and slices a passing fish clean in half with a set of jaws twice the width of its head. The armor-plated creature retrea.....»»

Category: topSource:  physorgRelated NewsSep 18th, 2024

How to Understand Your Child’s Screenings for Autism and Other Conditions

The predictive value of childhood screenings for autism and other conditions depends on how common the condition is, a limit that parents need to understand.....»»

Category: scienceSource:  sciamRelated NewsSep 18th, 2024

People Living with Sickle Cell Disease Share Their Experiences

Life expectancy for people with sickle cell in the U.S. has increased to about 50 years, but some people with the disease still face stigma and other barriers in health care.....»»

Category: scienceSource:  sciamRelated NewsSep 18th, 2024

Divers remove 31,773 venomous fish from Florida"s reefs in record-breaking challenge

Divers remove 31,773 venomous fish from Florida"s reefs in record-breaking challenge.....»»

Category: gadgetSource:  yahooRelated NewsSep 18th, 2024

Scientists quantify energetic costs of the migratory lifestyle in a free flying songbird

Millions of birds migrate every year to escape winter, but spending time in a warmer climate does not save them energy, according to research by the Max Planck Institute of Animal Behavior (MPI-AB). Using miniaturized loggers implanted in wild blackb.....»»

Category: topSource:  physorgRelated NewsSep 18th, 2024

Russian state media outlet RT banned by Facebook “for foreign interference”

US said Russian media worked with Kremlin to influence election, foment unrest. Enlarge / Russia President Vladimir Putin presents flowers to editor-in-chief of Russian broadcaster RT Margarita Simonyan after awarding her with th.....»»

Category: topSource:  pcmagRelated NewsSep 17th, 2024

Scientists decipher the energy patterns in our cells

Our cells harness energy for essential functions such as division, wound healing, and our immune response to diseases including cancer. But until now, the mechanics of how that energy affects cell behavior—and how this relates to health outcomes—.....»»

Category: topSource:  pcmagRelated NewsSep 17th, 2024

Instagram just got a lot safer for teens

New Teen Accounts help protect kids on Instagram and give parents more control over what their children see on the app......»»

Category: topSource:  digitaltrendsRelated NewsSep 17th, 2024

Optogenetic control reveals collective cell behavior

New research led by the Institute for Bioengineering of Catalonia (IBEC) has studied the migratory movement of groups of cells using light control. The results show that there is no leader cell that directs the collective movement, as previously thou.....»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

Researchers find golden eagles improve their flight skills with age

Researchers at the Max Planck Institute of Animal Behavior in Germany, in collaboration with the Swiss Ornithological Institute in Switzerland and the University of Vienna in Austria, investigated how young golden eagles improve their flight skills a.....»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

Scientists discover nonstomatal control of water loss in critical crops

Scientists have discovered that certain plants can survive stressful, dry conditions by controlling water loss through their leaves without relying on their usual mechanism—tiny pores known as stomata......»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

Researchers test ChatGPT, other AI models against real-world students

William Hersh, M.D., who has taught generations of medical and clinical informatics students at Oregon Health & Science University, found himself curious about the growing influence of artificial intelligence. He wondered how AI would perform in his.....»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

Omnipresent AI cameras will ensure good behavior, says Larry Ellison

"We’re going to have supervision," says billionaire Oracle co-founder Ellison. Enlarge (credit: Benj Edwards / Mike Kemp via Getty Images) On Thursday, Oracle co-founder Larry Ellison shared his vision for an AI-powere.....»»

Category: topSource:  arstechnicaRelated NewsSep 16th, 2024

What killed fish for miles in the South River? Atlanta officials are investigating

Officials are investigating a pollution incident that occurred earlier this month a few miles south of downtown Atlanta, which local water advocates say sent toxins into a tributary of the South River and killed fish for miles downstream......»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

New "grumpy" fish species discovered in the Red Sea

A team of researchers at the King Abdullah University of Science and Technology and the University of Washington has discovered a new species of fish that seems perpetually displeased. The researchers decided to call this new species the grumpy dwarf.....»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

1 in 5 parents worry their elementary and middle school aged kids don"t have friends, poll suggests

Developing friendships is often seen as a natural part of childhood but it may be easier for some kids than others......»»

Category: topSource:  physorgRelated NewsSep 16th, 2024

Get set for more extreme weather across Australia this spring and summer, say meteorologists

Australia is no stranger to extreme weather. From heat waves and droughts to flooding rains, hailstorms or fire weather, our continent experiences it all......»»

Category: topSource:  physorgRelated NewsSep 15th, 2024

Exceptional new fish fossil sparks a rethink of how Earth"s geology drives evolution

Coelacanths are deep-sea fish that live off the coasts of southern Africa and Indonesia and can reach up to two meters in length. For a long time, scientists believed they were extinct......»»

Category: topSource:  physorgRelated NewsSep 15th, 2024

The best PS5 headsets for 2024

Our guide to the best wireless and wired headsets for the PS5 will prepare you for the most immersive experiences with the best team chat quality in the world......»»

Category: topSource:  digitaltrendsRelated NewsSep 14th, 2024