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ArXiv now offers papers in HTML format
arXiv’s goal is equitable access to scientific research for all – and to achieve this, we have been working to make research papers more accessible for arXiv…
New
The latest blog posts to take off on Hacker News. 4,455 posts.
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Neumann Drive: A Pulsed Cathodic Arc Thruster for Spacecrafts
Your Content Goes Here THE NEW STANDARD FOR IN-SPACE PROPULSION Our Products The Neumann Drive’s superior electric propulsion system doesn’t just focus on performance; it covers the full mission lifecycle. Our product range covers CubeSat, SmallSat and specific client requirements. Simple, solid-state, robust design…
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3Blue1Brown Calculus Blog Series
Mathematics with a distinct visual perspective. Linear algebra, calculus, neural networks, topology, and more.
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New PFAS discovered with novel testing method
The “forever chemicals” found in the Cape Fear River were detected through a non-targeted testing method developed at UNC-Chapel Hill that broadens researchers’ abilities to identify the hazardous compounds.
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The falling nutritional value of crops
The mineral content of wheat and rice is lower today than sixty years ago. Why is that and what does it mean for how we eat?
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Rising Temperatures in the Netherlands
Visualizing the weather anomalies in rainfall, sunshine and temperature in the Netherlands using data from the Dutch Meteorological Institute (KNMI).
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What happens in the brain while daydreaming?
Observations in mice hint at role of daydreams in remodeling the brain
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Men should abstain from drinking at least three months prior to conceiving
In examining the effects of paternal alcohol consumption on fetal alcohol syndrome, a groundbreaking new study reveals that it can take over a month for negative alcohol effects to wear off.
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How to clean chemistry glassware
Demystifying Synthetic Organic Chemistry since 2004. Laboratory Techniques and Methods to Improve your Experimental Skills.
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Could we stop Yellowstone from erupting with a geothermal power plant?
It’s become fairly common knowledge that Yellowstone National Park, in addition to being incredibly beautiful, is sitting on top of an enormous supervolcano that catastrophically erupts every few hundred thousand years.
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What is a zero refractive index material?
I’m currently writing a textbook on Electromagnetic Waves for my graduate optics students. I was reading up on zero refractive index materials for a chapter section and thought it would be fu…
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TACF is no longer supporting development of D58 American chestnut trees
In December 2023, The American Chestnut Foundation (TACF) withdrew its support for SUNY-ESF’s Darling transgenic chestnut project. Since then, we’ve received questions about the decision and what’s next for the Darling line. We appreciate those questions because they indicate a deep interest in our mission and reflect…
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Electric eel’s zap can transfer genes to nearby animals
Stay informed about research breakthroughs, university announcements, and opportunities to engage with Nagoya University's dynamic global community.
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Researchers have discovered magnetic monopole quasi-particles
Researchers have discovered magnetic monopoles – isolated magnetic charges – in a material closely related to rust, a result that could be used to power greener and faster computing technologies.
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Behind the scenes of Sound ID in Merlin – Identify birds using your phone (2021)
What is Sound ID? Today we announced one of our biggest breakthroughs—Sound ID, a new feature in the Merlin Bird ID app—and a major leap forward in sound identification and machine learning
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A new quantum algorithm for classical mechanics with an exponential speedup
Posted by Robin Kothari and Rolando Somma, Research Scientists, Google Research, Quantum AI Team Quantum computers promise to solve some problems e...
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All the hominins made tools
A study of associations between stone tool evidence and fossil hominin remains shows that a wide range of species made stone artifacts.
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Retinal cells that help stabilize our world view
Will enable researchers to better understand eye movement disorders that cause significant visual impairment.
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Graph Networks for Materials Exploration
We share the discovery of 2.2 million new crystals – equivalent to nearly 800 years’ worth of knowledge. We introduce Graph Networks for Materials Exploration (GNoME), our new deep learning tool that dramatically increases the speed and efficiency of discovery by predicting the stability of new materials.
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Marine bacteria genus may hold mitochondria's closest relatives
The new research suggests the closest living relatives to mitochondria may belong to a genus of marine bacteria called Iodidimona.
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My $500M Mars rover mistake
Some mistakes feel worse than death.
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Reasonable expectation of effectiveness for large dog lifespan extension
A historic milestone in developing the first drug for healthy lifespan extension in dogs
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Nutrient found in beef and dairy improves immune response to cancer in mice
Scientists at UChicago discover that trans-vaccenic acid (TVA), a fatty acid found in beef, lamb, and dairy products, improves the ability of immune cells to fight tumors.
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Signal reflections in electronic circuits
What are "signal reflections", really? And do they matter in circuit design?