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Modern horses have lost their additional toes, scientists confirm

The distant ancestors of modern horses had hooved toes instead of a single hoof, which vanished over time, according to researchers......»»

Category: topSource:  physorgJun 21st, 2023

Cellular RNA plays key role in antiviral defense, study finds

Scientists have uncovered a new role for a cell's own RNA in fending off attacks by RNA viruses. Some of the cell's RNA molecules, researchers found, help regulate antiviral signaling. These signals are part of the intricate coordination of immune re.....»»

Category: topSource:  pcmagRelated NewsDec 19th, 2024

Scientists recreate molecular timers to control nanomachine activation rates

Living organisms monitor time—and react to it—in many different ways, from detecting light and sound in microseconds to responding physiologically in pre-programmed ways, via their daily sleep cycle, monthly menstrual cycle, or to changes in the.....»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

Top 10 plant and fungal species named new to science in 2024

Scientists from the Royal Botanic Gardens, Kew and their partners reveal their pick of the top 10 plants and fungi named new to science in 2024......»»

Category: topSource:  physorgRelated NewsDec 19th, 2024

The Backbone One would be an ideal game controller—if the iPhone had more games

It works well, but there still aren't enough modern, console-style games. In theory, it ought to be as good a time as ever to be a gamer on the iPhone. Classic console emulators h.....»»

Category: topSource:  arstechnicaRelated NewsDec 18th, 2024

Massive volcanic eruptions did not cause the extinction of dinosaurs, say climate scientists

Massive volcanic eruptions on the Indian peninsula have long been proposed as an alternative cause for the demise of the dinosaurs. This phase of active volcanism took place in a period just before Earth was struck by a meteorite, 66 million years ag.....»»

Category: topSource:  informationweekRelated NewsDec 18th, 2024

Clouds obscure link between extreme rainfall and rising temperatures

Extreme rainfall is usually defined as the heaviest 5% of rain events in a specific area. As global air temperatures rise, scientists expect extreme rainfall to increase. This is because warmer air can hold more moisture. Recent examples of more extr.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Where"s my qubit? Scientists develop technique to detect atom loss

Quiet quitting isn't just for burned out employees. Atoms carrying information inside quantum computers, known as qubits, sometimes vanish silently from their posts. This problematic phenomenon, called atom loss, corrupts data and spoils calculations.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

Uncovering a centaur"s tracks: Scientists examine unique asteroid-comet hybrid

Although our solar system is billions of years old, we've only recently become better acquainted with one of its more dynamic and captivating inhabitants known as (2060) Chiron......»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

PSA: AirPods Max are missing a key feature on the new USB-C model

Apple’s AirPods Max update this year wasn’t a full-blown AirPods Max 2, but rather a switch to USB-C and color swap. Unfortunately, the also lost a key feature that was supported by the original. more….....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Scientists provide insights into photosystem II under low-light conditions

In higher plants and green algae, photosystem II (PSII) usually combines with light harvesting complex II (LHCII) to form the PSII-LHCII supercomplex. Under low-light conditions, the PSII-LHCII supercomplexes are organized laterally into higher-order.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

Layer by layer: How simulations help manufacturing of modern displays

Modern materials must be recyclable and sustainable. Consumer electronics is no exception, with organic light-emitting diodes (OLEDs) taking over modern televisions and portable device displays. However, the development of suitable materials—from t.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

How a giant prehistoric elephant skull helped untangle an evolutionary mystery

About 400,000 years ago, early humans in Europe, Asia and Africa lived alongside giant straight-tusked elephants, far bigger than their modern-day cousins. Their evolution has long been a mystery to paleontologists, but an extraordinary, enormous and.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

Melting sea ice in Antarctica causes ocean storms, scientists say

The record-breaking retreat of Antarctic sea ice in 2023 has led to more frequent storms over newly exposed parts of the Southern Ocean, according to a study published Wednesday......»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

How bad will it get? Political scientists have a pessimism bias, study finds

The past decade has seen historic challenges for U.S. democracy and an intense focus by scholars on events that seem to signal democratic decline. But new research released Dec. 17 finds that a bias toward pessimism among U.S. political scientists of.....»»

Category: topSource:  physorgRelated NewsDec 18th, 2024

Ice is melting, seas are rising—how scientists are tracking the changes

Will the sea rise by 20 cm or 3 meters by 2100? This is obviously an interesting question to answer. Predicting the sea level in 75 years requires precise calculations and correct models of the melting of the ice from, e.g., Greenland. To do so, rese.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Scientists witness evolution in action when two lizard species meet for the first time

In South Florida, two Caribbean lizard species met for the first time. What followed provided some of the clearest evidence to date of evolution in action......»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Spiderweb protocluster captured by Webb shows supermassive black holes can halt star formation

An international research team has used the James Webb Space Telescope (JWST) to observe massive galaxies discovered by the Subaru Telescope in a corner of the early universe known as the Spiderweb protocluster. The JWST results confirm what had been.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Ancient clay remedy may have potential to boost modern gut health

A team of scientists has discovered that an ancient medicinal clay known as Lemnian earth (LE) could inspire new understanding of how to support present-day gut health......»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Climate change made Cyclone Chido stronger: Scientists

Climate change intensified Cyclone Chido as it barreled toward the Indian Ocean archipelago of Mayotte, said a preliminary study by scientists studying the link between global warming and tropical storms......»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024

Building a backbone: Scientists recreate the body"s "GPS system" in the lab

Scientists at the Francis Crick Institute have generated human stem cell models which, for the first time, contain notochord—a tissue in the developing embryo that acts like a navigation system, directing cells where to build the spine and nervous.....»»

Category: topSource:  pcmagRelated NewsDec 18th, 2024