Genetic drift, not natural selection, identified as main factor driving speciation in endangered pupfish species
Scientists have identified a new member on the genetic family tree of an endangered pupfish native to south-central New Mexico......»»
Google will apparently offer “AI Mode” right on its main search page
The most direct push for Google's Gemini chat so far. Google will soon take more steps to make AI a part of search, exposing more users to its Gemini agent, according to recent re.....»»
The science behind Christmas trees: How conifers brave winter"s worst
As the festive season approaches, evergreen conifers like spruce and pine adorn homes worldwide. But while Christmas trees bring warmth and joy into our lives, they endure some of the harshest conditions on Earth in their natural habitats......»»
Intense ribbons of rain also bring the heat, scientists say
The environmental threat posed by atmospheric rivers—long, narrow ribbons of water vapor in the sky—doesn't come only in the form of concentrated, torrential downpours and severe flooding characteristic of these natural phenomena. According to a.....»»
Scientists steer the development of stem cells to regenerate and repair organs
Investigators from Cedars-Sinai and the University of California, San Francisco (UCSF) have identified a new way to deliver instructions that tell stem cells to grow into specific bodily structures, a critical step in eventually regenerating and repa.....»»
The microbiology of honey: A sweet symphony of life
Honey, a complex substance made by a variety of species of bees, is often celebrated for its sweetness and health benefits. In fact, humans have been using honey, sometimes called liquid gold, for generations to soothe cold symptoms and promote wound.....»»
Programming cells: New RNA tool enhances precision in synthetic genetic circuits
Researchers have successfully developed a modular synthetic translational coupling element (SynTCE), significantly enhancing the precision and integration density of genetic circuits in synthetic biology. Their study was recently published in the jou.....»»
Simulations of hominin Lucy help show how long distance running evolved in modern humans
A team of natural scientists, musculoskeletal specialists, and evolutionary biologists affiliated with several institutions in the U.K., working with a colleague from the Netherlands, has found via simulations, that the famous early hominin Lucy, cou.....»»
Sea snakes regain advanced color vision, recovering a complex trait once lost to evolutionary time
Nine species of sea snakes have now been identified as having regained the genetic requirements for advanced color vision, demonstrating that once a complex trait has been lost to evolutionary time, it may be regained in some way......»»
Rare species found "thriving" in streams after rescue from wildfires
Years after a wildfire threatened to wipe out a rare, genetically unique species in a tiny Colorado creek, it was found "thriving" in new streams, officials said......»»
LA Zoo hatches first-ever perentie lizards, one of largest lizard species in the world
Two new baby lizards have hatched at the Los Angeles Zoo, the first of their species to be bred there, zoo officials said Thursday......»»
MKBHD just revealed his smartphone of the year
Popular tech YouTuber MKBHD said his winning selection for phone of the year might be the most boring choice, but he absolutely loves it......»»
The New Glenn rocket’s seven powerful engines may light up as soon as today
"Maybe, maybe, maybe today, maybe soon. I think it's very soon." In a widely anticipated test, Blue Origin may ignite the seven main engines on its New Glenn rocket as soon as Thu.....»»
Here’s what we learned driving Audi’s new Q6 and SQ6 electric SUVs
Audi's mid-sized electric SUV is now on sale in the US, and we've tested it. Audi provided flights from Washington, DC, to San Francisco and accommodation so Ars could drive the Q.....»»
US temporarily bans drones in parts of NJ, may use “deadly force” against aircraft
Drone sightings cause worry; FBI said it hadn't "identified anything anomalous." The Federal Aviation Administration temporarily banned drones over parts of New Jersey yesterday a.....»»
Newly identified mysterious fossil seed reveals Ice Age climate patterns
La Brea Tar Pits scientists have identified a previously unknown juniper species as Juniperus scopulorum, commonly known as the Rocky Mountain Juniper. The successful identification, along with the first-ever radiocarbon dating of these fossil plants.....»»
Molecular tool demonstrates how bad eggs are identified for destruction by reproductive system
The biological factory that produces reproductive cells has a robust quality control system to identify and eliminate eggs with chromosomal abnormalities. For years, cell biologists have sought to uncover the mechanisms behind this system, relying on.....»»
Federal protection for monarch butterflies could help or harm this iconic species, depending on how it"s carried out
Monarch butterflies are among the most beloved insects in North America. They are brightly colored and unique, both as caterpillars and later as mature insects. Monarchs are found in every U.S. state except Alaska, so nearly everyone has seen a monar.....»»
Researchers unveil chip for quick antibiotic monitoring in water
Antimicrobial resistance (AMR) is a growing global health crisis because of microbes, such as bacteria, becoming resistant to antibiotics. A leading factor in this rise is the improper use and disposal of antibiotics in the environment......»»
Extended chart of life shows ancient species may have evolved slower and lasted longer
If all the world's a stage and all the species merely players, then their exits and entrances can be found in the rock record. Fossilized skeletons and shells clearly show how evolution and extinction unfolded over the past half a billion years, but.....»»
YouTube populists are driving South Korea"s political instability—a warning for the rest of the world"s democracies
In the space of three weeks, South Korea has seen a brief declaration of martial law, its sudden repeal and the impeachment of its president, Yoon Suk Yeol......»»