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Categories: Environmental: Water, Offbeat: Plants and Animals

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Biology: Biochemistry Biology: Zoology Ecology: Endangered Species Environmental: Water Geoscience: Oceanography
Published

Researchers record images and data of a shark experiencing a boat strike      (via sciencedaily.com)     Original source 

Researchers have captured what they believe is the first ever video of a shark or any large marine animal being struck by a boat.

Biology: General Biology: Microbiology Ecology: Extinction Offbeat: General Offbeat: Paleontology and Archeology Offbeat: Plants and Animals Paleontology: Dinosaurs Paleontology: General
Published

Komodo dragons have iron-coated teeth to rip apart their prey      (via sciencedaily.com)     Original source 

Scientists have discovered that the serrated edges of Komodo dragons' teeth are tipped with iron. The study gives new insight into how Komodo dragons keep their teeth razor-sharp and may provide clues to how dinosaurs like Tyrannosaurus rex killed and ate their prey.

Biology: General Ecology: Extinction Offbeat: General Offbeat: Paleontology and Archeology Offbeat: Plants and Animals Paleontology: Dinosaurs Paleontology: Fossils Paleontology: General
Published

Scientists assess how large dinosaurs could really get      (via sciencedaily.com)     Original source 

A study looks at the maximum possible sizes of dinosaurs, using the carnivore, Tyrannosaurus rex, as an example. Using computer modelling, experts produced estimates that T. Rex might have been 70% heavier than what the fossil evidence suggests.

Ecology: Endangered Species Geoscience: Geography Geoscience: Oceanography Offbeat: Earth and Climate Offbeat: General Offbeat: Plants and Animals
Published

Whale shark tracked for record-breaking four years      (via sciencedaily.com)     Original source 

Researchers have been tracking a 26-foot endangered whale shark -- named 'Rio Lady' -- with a satellite transmitter for more than four years -- a record for whale sharks and one of the longest tracking endeavors for any species of shark.

Offbeat: Earth and Climate Offbeat: General Offbeat: Plants and Animals
Published

Eyes for Love: Searching for light and a mate in the deep, dark sea, male dragonfishes grow larger eyes than the females they seek      (via sciencedaily.com)     Original source 

The eyes of the male dragonfish grow larger for mate seeking, a sexual dimorphism that makes the dragonfish an anomaly in vertebrate evolution, researchers report.

Biology: Evolutionary Offbeat: General Offbeat: Paleontology and Archeology Offbeat: Plants and Animals Paleontology: Fossils Paleontology: General
Published

Taco-shaped arthropod fossils gives new insights into the history of the first mandibulates      (via sciencedaily.com)     Original source 

Palaeontologists are helping resolve the evolution and ecology of Odaraia, a taco-shaped marine animal that lived during the Cambrian period. Fossils reveal Odaraia had mandibles. Palaeontologists are finally able to place it as belonging to the mandibulates, ending its long enigmatic classification among the arthropods since it was first discovered in the Burgess Shale over 100 years ago and revealing more about early evolution and diversification.

Biology: Evolutionary Ecology: Nature Ecology: Research Offbeat: General Offbeat: Plants and Animals
Published

Butterflies accumulate enough static electricity to attract pollen without contact      (via sciencedaily.com)     Original source 

Butterflies and moths collect so much static electricity whilst in flight, that pollen grains from flowers can be pulled by static electricity across air gaps of several millimeters or centimeters.

Environmental: Water Geoscience: Environmental Issues
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Better carbon storage with stacked geology      (via sciencedaily.com)     Original source 

According to new research subsurface reservoirs that are covered by a collection of hundreds of smaller lids -- collectively called a 'composite confining system' -- may be the better option for keeping carbon trapped for the long term. That's good news for the carbon storage industry. This type of distributed system is common in a range of geological environments.

Chemistry: Biochemistry Chemistry: General Chemistry: Inorganic Chemistry Chemistry: Thermodynamics Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry
Published

Researchers develop more environmentally friendly and cost-effective method for soil remediation      (via sciencedaily.com)     Original source 

Chemists have developed a rapid electrothermal mineralization (REM) process, which in seconds can remediate the accumulation of synthetic chemicals that can contaminate soil and the environment.

Biology: Developmental Biology: Genetics Biology: Molecular Offbeat: General Offbeat: Plants and Animals
Published

Fruit fly post-mating behavior controlled by male-derived peptide via command neurons, study finds      (via sciencedaily.com)     Original source 

Scientists have succeeded in pinpointing the neurons within a female fruit fly's brain that respond to signals from the male during mating.

Chemistry: General Chemistry: Inorganic Chemistry Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry Physics: Optics
Published

A promising new method uses light to clean up forever chemicals      (via sciencedaily.com)     Original source 

A room-temperature method to decompose perfluoroalkyl substances (PFASs) using visible LED light offers a promising solution for sustainable fluorine recycling and PFAS treatment.

Chemistry: Biochemistry Chemistry: General Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry
Published

Converting captured carbon to fuel: Study assesses what's practical and what's not      (via sciencedaily.com)     Original source 

A new analysis sheds light on major shortfalls of a recently proposed approach to capture CO2 from air and directly convert it to fuel using electricity. The authors also provide a new, more sustainable, alternative.

Ecology: Nature Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geography Geoscience: Oceanography
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Ecologists discover rare fiddler crab species on Hong Kong coast highlighting the impact of climate change and coastal development      (via sciencedaily.com)     Original source 

Researchers have made an exciting discovery on the Hong Kong coast. They have identified two fiddler crab species: Tubuca dussumieri, previously recorded in old literature but never confirmed in recent times, and Tubuca. coarctata, which has never been seen in Hong Kong. These findings not only confirm the presence of these insular species in Hong Kong but also explore the potential impact of climate change on their distribution.

Offbeat: General Offbeat: Plants and Animals
Published

Smell of human stress affects dogs' emotions leading them to make more pessimistic choices      (via sciencedaily.com)     Original source 

Dogs experience emotional contagion from the smell of human stress, leading them to make more 'pessimistic' choices, new research finds. Researchers tested how human stress odors affect dogs' learning and emotional state.

Biology: Biotechnology Biology: Developmental Biology: Genetics Offbeat: General Offbeat: Plants and Animals
Published

Controlling mosquito populations through genetic breeding      (via sciencedaily.com)     Original source 

Researchers have found a new way to identify genetic targets useful for control of mosquito populations, potentially offering an alternative to insecticides. Their study focused on the genetic basis of species incompatibility. They crossed Ae. aegypti, a major global arboviral disease vector, and its sibling species, Ae. mascarensis, from the Indian Ocean. When offspring is crossed back with one parent, about 10 percent of the progeny becomes intersex and is unable to reproduce.

Chemistry: Organic Chemistry Energy: Alternative Fuels Environmental: Water
Published

Maximizing hydrogen peroxide formation during water electrolysis      (via sciencedaily.com)     Original source 

When water is split electrolytically, the result is typically hydrogen -- and 'useless' oxygen. Instead of oxygen, you can also produce hydrogen peroxide, which is required for many branches of industry. This, however, requires certain reaction conditions.

Offbeat: General Offbeat: Plants and Animals
Published

Birds need entertainment during avian flu lockdowns      (via sciencedaily.com)     Original source 

Birds need varied activities during avian flu lockdowns, new research shows.

Offbeat: General Offbeat: Plants and Animals
Published

Chimpanzees gesture back and forth quickly like in human conversations      (via sciencedaily.com)     Original source 

When people are having a conversation, they rapidly take turns speaking and sometimes even interrupt. Now, researchers who have collected the largest ever dataset of chimpanzee 'conversations' have found that they communicate back and forth using gestures following the same rapid-fire pattern.