What really makes fish become sexually active
Discounting anthropogenic-induced changes, the seasonally oscillating environments where long-lived fish hatch and grow remain more or less the same throughout the course of their lives. This means that the common explanation that states that fish be.....»»
Hubble views a galaxy with a voracious black hole
Bright, starry spiral arms surround an active galactic center in this new NASA Hubble Space Telescope image of the galaxy NGC 4951......»»
Researchers develop bioinspired Bouligand structure for enhanced mechanical properties
Bouligand structures, found in natural materials like fish scales, lobster peritoneum and bones, are known for providing exceptional mechanical properties to biomaterials. While progress has been made in creating bioinspired materials, most research.....»»
Ransomware activity is back on track despite law enforcement efforts
Despite significant disruptions for high-profile ransomware gangs LockBit and BlackCat, Q1 2024 became the most active first quarter ever recorded — a 21% increase over Q1 2023, according to Corvus Insurance. In January, Corvus reported that global.....»»
Fish residues can compensate for raw materials shortages and improve our health in the bargain
More than a million tons of fish residues can rescue the food and cosmetic industries from raw materials shortages—and create new jobs. The key factors here are oils rich in omega-3, collagen and gelatin......»»
DDT pollutants found in deep sea fish off LA coast raise questions about the pesticide"s continuing threat to wildlife
In the 1940s and 1950s, the ocean off the coast of Los Angeles was a dumping ground for the nation's largest manufacturer of the pesticide DDT—a chemical now known to harm humans and wildlife. Due to the stubborn chemistry of DDT and its toxic brea.....»»
NOAA reports continued drop in overfishing
In a report released May 2, NOAA Fisheries announced that 2023 saw a record low for the number of fish stocks subject to overfishing. The annual "Status of the Stocks" report is an assessment of the 506 stocks and stock complexes managed by NOAA Fish.....»»
Scientists advance research of harmful PFAS chemicals and their impacts
A bemused fishmonger at a seafood market in Portsmouth, N.H., weighed and packaged a dozen filets of fish and three lobster tails for his unusually exacting customers, Dartmouth researchers Celia Chen, Guarini, a research professor of biological scie.....»»
Wildfires in wet African forests have doubled in recent decades, large-scale analysis finds
A new study presents the first large-scale analysis of fire patterns in West and Central Africa's wet, tropical forests. The number of active fires there typically doubled over 18 years, particularly in the Congo Basin. The increases are primarily du.....»»
Maximum-severity GitLab flaw allowing account hijacking under active exploitation
The threat is potentially grave because it could be used in supply-chain attacks. Enlarge A maximum severity vulnerability that allows hackers to hijack GitLab accounts with no user interaction required is now under act.....»»
The people who are most active on social media are also the most active offline, shows study
Parents often worry about the use of social media among children and young people. Caring about this is a good thing, and there are several reasons why you should pay attention, but there is one thing that parents needn't worry about: young people sp.....»»
Developing a tech platform for fast, robust series production of nanoparticles
Nucleic acid-based medications such as mRNA vaccines offer tremendous potential for medicine and are opening up new therapeutic approaches. These active ingredients must be enclosed inside nanoparticles to ensure that they get to where they are neede.....»»
Bioreactor processes and cryotechnologies improve active ingredient tests using human cell cultures
Many new drug candidates end up failing because they cause serious side effects in clinical trials even though lab tests involving cell cultures have been successful. This is a common occurrence if the cells used come from animal tissue, for example......»»
Why do male chicks play more than females? Study finds answers in distant ancestor
Play is widespread, but far from ubiquitous, across the animal kingdom. Especially common in mammals, play is also known to occur in taxa as diverse as birds, fish, octopuses, and even insects. But what is its function, given that natural selection n.....»»
Marine sharks and rays "use" urea to delay reproduction, finds study
Urea—the main component of human urine—plays an important role in the timing of maturation of sharks, rays and other cartilaginous fish......»»
Mass fish die-off in Vietnam as heat wave roasts Southeast Asia
Hundreds of thousands of fish have died in a reservoir in southern Vietnam's Dong Nai province, with locals and media reports suggesting a brutal heat wave and the lake's management are to blame......»»
ThreatX provides always-active API security from development to runtime
ThreatX has extended its Runtime API and Application Protection (RAAP) offering to provide always-active API security from development to runtime, spanning vulnerability detection at Dev phase to protection at SecOps phase of the software lifecycle......»»
These Sennheiser true wireless earbuds are 57% off right now
The Sennheiser Momentum 3 true wireless earbuds, which offer active noise cancellation, are on sale from Amazon's Woot for $120, but only for a limited time......»»
Cicada-palooza! Billions of bugs to blanket America
They're loud. They're sexually aroused. And for one special, cacophonous month up to a trillion of them will engulf suburbs and woodlands across America......»»
Umami-rich scrap fish and invasive species can liven up vegetables, says gastrophysicist
Greening the way we eat needn't mean going vegetarian. A healthy, more realistic solution is to adopt a flexitarian diet where seafoods add umami to "boring" vegetables. University of Copenhagen gastrophysicist Ole G. Mouritsen puts mathematical equa.....»»
Feds greenlight return of grizzly bears to Washington"s North Cascades
The National Parks Service and U.S. Fish & Wildlife Service filed a decision April 25 outlining a plan to capture three to seven grizzlies from other ecosystems in the Rocky Mountains or interior British Columbia and release them in the North Cascade.....»»