Advertisements


How fish evolved their bony, scaly armor

About 350 million years ago, your evolutionary ancestors—and the ancestors of all modern vertebrates—were merely soft-bodied animals living in the oceans. In order to survive and evolve to become what we are today, these animals needed to gain so.....»»

Category: topSource:  physorgJul 17th, 2023

Asus’ new fish-tank-style case looks gorgeous

The list of fish tank-style dual-chamber PC cases just keeps expanding, and Asus' entry looks great......»»

Category: topSource:  digitaltrendsRelated News20 hr. 55 min. ago

Norway limits wild salmon fishing as stocks hit new lows

Norwegian authorities on Friday rolled out fresh restrictions on wild salmon fishing for 2025 after stocks hit record lows in recent years, with scientists blaming fish farms......»»

Category: topSource:  pcmagRelated NewsSep 20th, 2024

Evolved in the lab, found in nature: Uncovering hidden pH sensing abilities in microbial cultures

In a study led by Sarah Worthan, Ph.D., a postdoctoral researcher in the Behringer Lab at Vanderbilt University, scientists have successfully evolved microbial cultures that possess the ability to sense pH changes, enabling rapid responses to environ.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Simulated construction of plant-based fish meat with composite structure via 3D printing

To date, about 90% of fish resources worldwide have already reached their sustainable fishery limit. Meanwhile, intensive farming and aquaculture contribute to significant environmental pollution and degradation. To address both the challenges of lim.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Independent origins of frog glue and its role in predator evasion

Skin-secreted adhesives, or glues, are highly effective defense adaptations that have evolved recurrently in a small number of amphibians. From an ecological standpoint, this rapidly solidifying material—essentially, a sticky slime—encumbers the.....»»

Category: topSource:  physorgRelated NewsSep 20th, 2024

Study identifies possible novel species in fish genus endemic to Neotropics

With 84 species currently described, Characidium may be the most diverse fish genus known to science. This is the conclusion reached by Brazilian scientists after analyzing more than 4,400 specimens of this genus of South American darters endemic to.....»»

Category: topSource:  physorgRelated NewsSep 19th, 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

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

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

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

Temperature fluctuations found to mar fish quality of large yellow croaker

Large yellow croaker is a highly nutritious and economically valuable mariculture species, but its perishable nature poses significant challenges in storage and transport. Cold chain logistics play a crucial role in maintaining seafood quality, but f.....»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Early dark energy could resolve cosmology"s two biggest puzzles

A new study by MIT physicists proposes that a mysterious force known as early dark energy could solve two of the biggest puzzles in cosmology and fill in some major gaps in our understanding of how the early universe evolved......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Studies on pigeon-guided missiles, swimming abilities of dead fish among Ig Nobles winners

A study that explores the feasibility of using pigeons to guide missiles and one that looks at the swimming abilities of dead fish were among the winners Thursday of this year's Ig Nobels, the prize for comical scientific achievement......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Lakes drying up leave Greeks in despair

Lake Koronia, one of largest in Greece, is shrinking after a prolonged drought and a summer of record-breaking temperatures, leaving behind cracked earth, dead fish and a persistent stench......»»

Category: topSource:  physorgRelated NewsSep 13th, 2024

Researchers reveal presence of microplastics in large pelagic fish in the Mediterranean

A research study co-led by the University of Barcelona and the Institute of Marine Sciences (ICM, CSIC), together with the Spanish Institute of Oceanography (IEO, CSIC), has revealed the worrying presence of microplastics in the stomachs of swordfish.....»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

New fossil fish species scales up evidence of Earth"s evolutionary march

Climate change and asteroids are linked with animal origin and extinction—and plate tectonics also seems to play a key evolutionary role, "groundbreaking" new fossil research reveals......»»

Category: topSource:  physorgRelated NewsSep 12th, 2024

Astronomers discover a long-hidden small black hole in an unusually evolved binary system

Chinese researchers have discovered a promising mass-gap black hole using radial velocity and astrometry methods. The study was published online in Nature Astronomy on Sept. 10, and was conducted by a team led by Dr. Wang Song, an associate researche.....»»

Category: topSource:  theglobeandmailRelated NewsSep 11th, 2024

Cleaner wrasse check their body size in mirror before deciding whether to fight, research demonstrates

An Osaka Metropolitan University-led team has demonstrated that bluestreak cleaner wrasse (Labroides dimidiatus) check their body size in a mirror before choosing whether to attack fish that are slightly larger or smaller than themselves......»»

Category: topSource:  physorgRelated NewsSep 11th, 2024

Multiple ways to evolve tiny knee bone could have helped humans walk upright

The evolution of bones in primates' knees could have implications for how humans evolved to walk upright, a new study has found......»»

Category: topSource:  physorgRelated NewsSep 11th, 2024