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Neuron counts reveal brain complexity evolution in land vertebrates

Researchers from the Charles University in Prague reconstructed the evolution of brain neuron numbers in amniotes and revealed that mammals and birds have dramatically increased neuron numbers in brain parts associated with higher cognition. These fi.....»»

Category: topSource:  physorgMar 8th, 2022

Capturing finer-scale topographic differences improves Earth system model capability to reproduce observations

Earth system models (ESMs), used in climate simulations and projections, typically use grids of 50–200 km resolution. These are considered relatively coarse with limited ability to resolve land surface variability......»»

Category: topSource:  pcmagRelated NewsOct 4th, 2024

Researchers reveal key mechanism in regulating DNA recombination

Meiotic recombination generates genetic diversity and promotes proper chromosomal segregation of parental chromosomes. This process requires a set of recombinases polymerized on single-stranded (ss) DNAs called the nucleoprotein filament to undergo h.....»»

Category: topSource:  pcmagRelated NewsOct 4th, 2024

Traces of antimatter in cosmic rays reopen the search for "WIMPs" as dark matter

One of the great challenges of modern cosmology is to reveal the nature of dark matter. We know it exists (it constitutes more than 85% of the matter in the universe), but we have never seen it directly and still do not know what it is......»»

Category: topSource:  physorgRelated NewsOct 4th, 2024

Sentinel-2 data reveal significant seasonal variations in intertidal seagrass

With data from the Copernicus Sentinel-2 mission, researchers have revealed seasonal variations in intertidal seagrass across Western Europe and North Africa. As a key indicator of biodiversity, these new findings offer valuable insights for the cons.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Study suggests statistical "noise" affects perceived evolutionary rates

For decades, researchers have observed that rates of evolution seem to accelerate over short time periods—say five million years versus fifty million years. This broad pattern has suggested that "younger" groups of organisms, in evolutionary terms,.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Move over, heartfelt chats, it"s the gift that counts

The next time you're looking to cheer up a friend or loved one, giving them a small gift—flowers, candy, a homemade treat—may lift their spirits faster and better than a supportive talk......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Miami-Dade study questions reliability of land surface temperature for heat risk assessment

A study published in the journal PLOS Climate on October 2, 2024, examines the effectiveness of using land surface temperatures (LSTs) as proxies for surface air temperatures (SATs) in subtropical, seasonally wet regions......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Ancient protein structure may have enabled early molecular evolution and diversification

In a finding that offers fresh insights into the early evolution of life on Earth, two RIKEN biologists have conducted lab experiments that have revealed a previously unknown protein fold, which is completely absent in modern proteins......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Study: Wildfires will make the land absorb much less carbon, even if warming is kept below 1.5°C

One of the aims of the Paris Agreement was to "pursue efforts" to keep global warming below 1.5°C, but even this ambitious target would not stop the land's ability to absorb carbon weakening as wildfires become fiercer and more frequent, according t.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Study reveals oyster reefs once thrived along Europe"s coasts—now they"re gone

Oysters once formed extensive reefs along much of Europe's coastline—but these complex ecosystems were destroyed over a century ago, new research shows. The paper, published in the journal Nature Sustainability, is titled "Records reveal the vast h.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Early foster care gave poor women power, 17th-century records reveal

A rare collection of 300-year-old petitions gives voice to the forgotten women who cared for England's most vulnerable children while battling their local authorities......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Scientists unlock secret of "Girl With Pearl Earring"

Johannes Vermeer's "Girl With The Pearl Earring" is one of the world's most popular paintings—and now scientists believe they know why, by measuring how the brain reacts when the work is viewed......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

I Tried These Brain-Tracking Headphones That Claim to Improve Focus

Neurable’s MW75 Neuro is an everyday brain-computer interface that aims to boost your productivity. It also raises questions about data privacy......»»

Category: gadgetSource:  wiredRelated NewsOct 2nd, 2024

An Ultrathin Graphene Brain Implant Was Just Tested in a Person

A Spanish biotech company sees the carbon material as a way to power the brain-computer interfaces of the future......»»

Category: gadgetSource:  wiredRelated NewsOct 2nd, 2024

The Vagus Nerve’s Crucial Role in Creating the Human Sense of Mind

Like a highway system, the vagus nerve branches profusely from your brain through your organs to marshal bodily functions, including aspects of mind such as mood, pleasure, and fear......»»

Category: gadgetSource:  wiredRelated NewsOct 2nd, 2024

How higher-order interactions can remodel the landscape of complex systems

Networks, which include nodes and connections, can help researchers model dynamic systems like the spread of disease or how the brain processes information......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Preserving nature"s genetic resources: Wild banana relatives of mainland Southeast Asia reveal hidden diversity

In a new study, researchers have uncovered a wealth of hidden diversity among wild banana species in mainland Southeast Asia. The discovery, which has been published in PLoS ONE, highlights the critical importance of conserving these genetic resource.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

AirPods 4 teardown reveals minor changes, no improvements to repairability

Following AirPods Max updates. The teardowns reveal there are only a few internal changes for the AirPods 4, and a continued general lack of repairability across the board. more….....»»

Category: topSource:  pcmagRelated NewsOct 2nd, 2024

Scientists decode brain mechanisms of stopping in Drosophila

Ever wish you could stop that fruit fly on your kitchen counter in its tracks? Scientists at Max Planck Florida Institute for Neuroscience have created flies that halt under red light. In doing so, they discovered the precise neural mechanisms involv.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

First map of every neuron in an adult brain has been produced for a fruit fly

The first wiring diagram of every neuron in an adult brain and the 50 million connections between them has been produced for a fruit fly......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024