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Catalyzing ammonia formation at lower temperatures with ruthenium

Nitrogen is an essential nutrient for plant growth. While about 80% of earth is nitrogen, it is mostly contained in the atmosphere as gas, and hence, inaccessible to plants. To boost plant growth, especially in agricultural settings, therefore, chemi.....»»

Category: topSource:  physorgDec 23rd, 2020

Rural belts around cities could reduce urban temperatures by up to 0.5°C, study suggests

The key to cooling 'urban heat islands' may lie in the countryside, according to a new study, published in the journal Nature Cities, from scientists at the University of Surrey and Southeast University (China)......»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

Scientists identify brain circuits tied to the behavior of schooling fish

A flock of migrating geese glides through the summer sky in an unmistakable "V" formation… a thundering herd of bison rumbles across the plains as a formidable group... and a massive school of sardines swims mesmerizingly in unison......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Researchers predict fewer, pricier strawberries as temperatures warm

Strawberries could be fewer and more expensive because of higher temperatures caused by climate change, according to research from the University of Waterloo......»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Five people infected as bird flu appears to go from cows to chickens to humans

High temperatures made it hard for workers to use protective gear during culling. Enlarge (credit: Getty | Edwin Remsberg) The highly pathogenic avian influenza H5N1 virus that spilled from wild birds into US dairy cows.....»»

Category: topSource:  arstechnicaRelated NewsJul 17th, 2024

Attributing Canada"s June heat wave to climate change is an important step in adapting to a warmer world

This June saw major heat waves across Canada with peak temperatures—measured over a three-day period—of 7.4°C in eastern Ontario, 10.7°C in southern Québec, 7.2°C in northern Québec and 10.6°C in Atlantic Canada. On June 19, more than 100 l.....»»

Category: topSource:  physorgRelated NewsJul 17th, 2024

Former OpenAI researcher’s new company will teach you how to build an LLM

Karpathy's Eureka Labs will pair human-made curriculum with an AI-powered assistant. Enlarge (credit: Getty Images) On Tuesday, former OpenAI researcher Andrej Karpathy announced the formation of a new AI learning platfo.....»»

Category: topSource:  arstechnicaRelated NewsJul 16th, 2024

Geophysics research finds microplastic pollution increases sea foam height and stability

From cloud formation to sea temperatures, sea foam plays many roles in the dynamic interactions that occur at the surface level of the world's oceans......»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Not just space rocks: Six things we"ve learned about Earth from meteorites and comets

Apart from the sun, its planets and their moons, our solar system has vast amounts of space rocks—fragments left over from the formation of the inner planets......»»

Category: topSource:  physorgRelated NewsJul 16th, 2024

Surprising ring sheds light on galaxy formation

The question of what triggers the extremely rapid star formation within Hyper Luminous Infrared Galaxies (HyLIRGs), as yet unknown, is of much interest to guide our understanding of the formation and evolution of galaxies in the universe. A new photo.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

New dataset reveals accelerated global soil phosphorus release at higher temperatures

A study published in Science Advances shows that phosphorus (P) release from soils is enhanced at higher mean annual temperatures (MAT). This finding is based on a new compilation of data on global surface soil temperatures and phosphorus content......»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Producing hydrogen and fertilizer at the same time

A research team from the University Alliance Ruhr, Germany, has found a catalyst that can be used to convert ammonia into the energy carrier hydrogen and the fertilizer precursor nitrite. The production of hydrogen and the production of fertilizer ha.....»»

Category: topSource:  physorgRelated NewsJul 15th, 2024

Insight into one of life"s earliest ancestors revealed in new study

An international team of researchers led by the University of Bristol has shed light on Earth's earliest ecosystem, showing that within a few hundred million years of planetary formation, life on Earth was already flourishing......»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

Unprecedented warming threatens Earth"s lakes and their ecosystems

Lakes, with their rich biodiversity and important ecological services, face a concerning trend: rapidly increasing temperatures. A recent study published in Nature Geoscience by an international team of limnologists and climate modelers reveals that.....»»

Category: topSource:  physorgRelated NewsJul 12th, 2024

New experiment investigates light-induced Meissner effect in optically driven superconductor

Superconductivity is a fascinating phenomenon, which allows a material to sustain an electrical current without any loss. This collective quantum behavior of matter only appears in certain conductors at temperatures far below ambient......»»

Category: topSource:  physorgRelated NewsJul 11th, 2024

A new species of extinct crocodile relative rewrites life on the Triassic coastline

The surprising discovery of a new species of extinct crocodile relative from the Triassic Favret Formation of Nevada, U.S., rewrites the story of life along the coasts during the first act of the Age of Dinosaurs......»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Biden Pushes to Stop Heat Deaths after Decades of Delay

It took 50 years and skyrocketing temperatures before the government proposed heat protections for workers. The Biden administration is trying to speed up the process.....»»

Category: scienceSource:  sciamRelated NewsJul 10th, 2024

New NASA Heat Map Shows Scorching Streets That Can Burn Skin in Seconds

Under the scorching summer sun, pavement can reach temperatures hot enough to cause second-degree burns.....»»

Category: scienceSource:  sciamRelated NewsJul 10th, 2024

Astronomers find the nearest massive black hole, a missing link in massive black hole formation

Newly identified fast-moving stars in the star cluster Omega Centauri provide solid evidence for a central black hole in the cluster. With at least 8,200 solar masses, it is the best candidate for a class of black holes astronomers have long believed.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Oregon county seeks to hold fossil fuel companies accountable for extreme heat

Multnomah County's heat dome conditions killed 69 people in 2021. Enlarge / People and their pets rest at the Oregon Convention Center cooling station in Portland as the city is hit with extreme temperatures caused by a heat dome.....»»

Category: topSource:  arstechnicaRelated NewsJul 9th, 2024

Coral reefs: Battlegrounds for survival in a changing climate

Coral reefs, those vibrant underwater cities, stand on the precipice of collapse. While rising ocean temperatures and coral bleaching grab headlines, a new essay in Current Biology reveals a hidden layer of complexity in this fight for survival: the.....»»

Category: topSource:  theglobeandmailRelated NewsJul 8th, 2024