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Categories: Biology: Zoology, Chemistry: Thermodynamics

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Chemistry: Thermodynamics Energy: Alternative Fuels Environmental: General Environmental: Water Geoscience: Environmental Issues
Published

Cool roofs are best at beating cities' heat      (via sciencedaily.com)     Original source 

Painting roofs white or covering them with a reflective coating would be more effective at cooling cities like London than vegetation-covered 'green roofs,' street-level vegetation or solar panels, finds a new study led by UCL researchers.

Biology: Biochemistry Biology: Microbiology Biology: Zoology
Published

Pasteurization inactivates highly infectious avian flu in milk, study suggests      (via sciencedaily.com)     Original source 

Researchers found no infectious virus in the sampled pasteurized milk products tested for H5N1.

Biology: Zoology Ecology: Animals Offbeat: General Offbeat: Plants and Animals
Published

Blue and great tits deploy surprisingly powerful memories to find food      (via sciencedaily.com)     Original source 

Blue and great tits recall what they have eaten in the past, where they found the food and when they found it, a new study shows. In the first experiment of its kind to involve wild animals, blue and great tits demonstrated 'episodic-like' memory to cope with changes in food availability when foraging. The same study may suggest that humans leaving out seeds and nuts for garden birds could be contributing to the evolution of these memory traits.

Biology: Biochemistry Biology: Biotechnology Biology: Cell Biology Biology: General Biology: Genetics Biology: Zoology Ecology: Animals
Published

Genetic patterns of world's farmed, domesticated foxes revealed via historical deep-dive      (via sciencedaily.com)     Original source 

Domesticated animals play a prominent role in our society, with two-thirds of American families enjoying the companionship of pets and many others relying on animal products for their nutritional needs. But the process of domestication remains a bit of a mystery.

Chemistry: Biochemistry Chemistry: Thermodynamics
Published

Scientists probe chilling behavior of promising solid-state cooling material      (via sciencedaily.com)     Original source 

A research team has bridged a knowledge gap in atomic-scale heat motion. This new understanding holds promise for enhancing materials to advance an emerging technology called solid-state cooling.

Biology: Zoology
Published

New model could help provide expectant mothers a clearer path to safe fish consumption      (via sciencedaily.com)     Original source 

Research creates a framework to better balance the nutritional benefit of fish consumption with the risk of mercury exposure to the developing brain.

Biology: Biochemistry Biology: Evolutionary Biology: General Biology: Microbiology Biology: Zoology Ecology: Animals
Published

New mathematical model sheds light on the absence of breastfeeding in male mammals      (via sciencedaily.com)     Original source 

Mathematicians ave put forward a hypothesis which suggests that the reason male mammals don't breastfeed might be driven by the rich community of microbes that lives in breast milk and which plays an important part in establishing the gut microbiome of the infant.

Chemistry: Biochemistry Chemistry: General Chemistry: Thermodynamics Environmental: General Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Severe Weather Physics: Optics
Published

Common plastics could passively cool and heat buildings with the seasons      (via sciencedaily.com)     Original source 

By restricting radiant heat flows between buildings and their environment to specific wavelengths, coatings engineered from common materials can achieve energy savings and thermal comfort that goes beyond what traditional building envelopes can achieve.

Biology: General Biology: Marine Biology: Zoology Ecology: Sea Life Environmental: Water
Published

Pacific cod can't rely on coastal safe havens for protection during marine heat waves      (via sciencedaily.com)     Original source 

During recent periods of unusually warm water in the Gulf of Alaska, young Pacific cod in near shore safe havens where they typically spend their adolescence did not experience the protective effects those areas typically provide, a new study found.

Biology: Biochemistry Biology: Microbiology Biology: Zoology
Published

Bird flu stays stable on milking equipment for at least one hour      (via sciencedaily.com)     Original source 

H5N1 virus in unpasteurized milk is stable on metal and rubber components of commercial milking equipment for at least one hour, increasing its potential to infect people and other animals.

Biology: Cell Biology Biology: General Biology: Zoology Ecology: Invasive Species Ecology: Nature
Published

Invasive ants spread by hitchhiking on everyday vehicles      (via sciencedaily.com)     Original source 

Ants might spread to new locations by stowing away on everyday vehicles. Previously, this was thought to occur mostly on agricultural equipment.

Chemistry: Thermodynamics Energy: Technology Physics: General Physics: Quantum Computing Physics: Quantum Physics
Published

Characterization of the extraordinary thermoelectric properties of cadmium arsenide thin films      (via sciencedaily.com)     Original source 

If there's one thing we humans are good at, it's producing heat. Significant amounts, and in many cases most of the energy we generate and put into our systems we lose as heat, whether it be our appliances, our transportation, our factories, even our electrical grid.

Biology: Biochemistry Biology: Biotechnology Biology: Evolutionary Biology: General Biology: Zoology Ecology: Animals Offbeat: General Offbeat: Paleontology and Archeology Offbeat: Plants and Animals
Published

Researchers find genetic stability in a long-term Panamanian hybrid zone of manakin birds      (via sciencedaily.com)     Original source 

We often think of species as separate and distinct, but sometimes they can interbreed and create hybrids. When this happens consistently in a specific area, it forms what's known as a hybrid zone. These zones can be highly dynamic or remarkably stable, and studying them can reveal key insights into how species boundaries evolve -- or sometimes blur. Researchers now describe a hybrid zone between two manakin species in Panama that has overall remained relatively stable over the past 30 years.

Biology: Biochemistry Biology: Cell Biology Biology: General Biology: Zoology
Published

Brain's 'escape switch' controlled by threat sensitivity dial      (via sciencedaily.com)     Original source 

Neuroscientists have discovered how the brain bidirectionally controls sensitivity to threats to initiate and complete escape behaviour in mice. These findings could help unlock new directions for discovering therapies for anxiety and post-traumatic stress disorder (PTSD).

Chemistry: Thermodynamics Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Offbeat: Earth and Climate Offbeat: General
Published

Small, adsorbent 'fins' collect humidity rather than swim through water      (via sciencedaily.com)     Original source 

Clean, safe water is a limited resource and access to it depends on local bodies of water. But even dry regions have some water vapor in the air. To harvest small amounts of humidity, researchers developed a compact device with absorbent-coated fins that first trap moisture and then generate potable water when heated. They say the prototype could help meet growing demands for water, especially in arid locations.

Biology: Biochemistry Biology: Botany Biology: Cell Biology Biology: Evolutionary Biology: General Biology: Zoology Ecology: Animals Ecology: Nature Ecology: Trees
Published

New tomato, potato family tree shows that fruit color and size evolved together      (via sciencedaily.com)     Original source 

A new family tree of the plant genus Solanum helps explain the striking diversity of their fruit color and size. This genus includes tomatoes, potatoes, eggplants, and other economically important plants.