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What are Differential Equations and how do they work?
Science News, Physics, Science, Philosophy, Philosophy of Science
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The latest blog posts to take off on Hacker News. 374 posts.
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Actively speaking two languages protects against cognitive impairment
The prevalence of dementia in places where more than one language is spoken is 50% lower than in regions where the population uses only one languageA study has shown that Alzheimer's patients with a higher degree of bilingualism receive a later diagnosis of mild cognitive impairment
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Color blindness
Color blindness is an inaccurate term. Most color-blind people can see color, they just don't see the same colors as everyone else. There ha...
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Scottish Nitroglycerin and One Legged Stools (2014)
Main Menu - click above Man, thermometer, one legged stool & vat of nitro 1870 . Alfred Nobel chose Ardeer, in Ayreshire, as the ...
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Physicists Build Circuit That Generates Clean, Limitless Power from Graphene
Researchers harnessed the atomic motion of graphene to generate an electrical current that could lead to a chip to replace batteries.
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Faster Than Light in Our Model of Physics: Some Preliminary Thoughts
Stephen Wolfram uses his fundamental physics model to analyze how to go faster than light as an engineering problem & discusses the structure of space & nature of time for the NASA Innovative Advanced Concepts Program keynote address.
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Breakdown of carbon dioxide, methane, and nitrous oxide emissions by sector
How much do electricity, transport, and land use contribute to different greenhouse gas emissions?
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Researchers identify new type of superconductor
The history of superconducting materials has been a tale of two types: s-wave and d-wave. Now, Cornell researchers have discovered a possible third type: g-wave.
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Who has contributed most to global CO2 emissions?
Our impact on climate change is not just about emissions that occur today. How much we emitted in the past also matters.
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Study shows proof that a safer UV light effectively kills virus causing Covid-19
Researchers offer first proof that Ultraviolet C light with a 222 nm wavelength — which is safer to use around humans — effectively kills the SARS-CoV-2 virus.
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Engineers produce a fisheye lens that’s completely flat
Engineers at MIT and UMass Lowell have designed a wide-angle lens that is completely flat. It is the first flat fisheye lens to produce crisp, 180-degree panoramic images.
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Hubble Captures Crisp New Image of Jupiter and Europa
This latest image of Jupiter, taken by the NASA/ESA Hubble Space Telescope on 25 August 2020, was captured when the planet was 653 million kilometres from Earth. Hubble’s sharp view is giving researchers an updated weather report on the monster planet’s turbulent atmosphere, including a remarkable new storm brewing…
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Space Tethers: Stringing Up the Solar System
A blog dedicated to helping Science Fiction authors create and discuss worlds where a realistic setting can still serve the fiction.
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Smoke has caused temperature forecasts to go crazy
This blog provides updated forecasts and comments on current weather or other topics
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Research questions that could have a big social impact, organised by discipline
Some ideas for socially valuable research topics across 19 fields.
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Phosphine detected in the atmosphere of Venus – an indicator of possible life?
An international team of astronomers, led by Professor Jane Greaves of Cardiff University, today announced the discovery of a rare molecule – phosphine – in the ...
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Nature's Decline Unprecedented; Species Extinction Rates Accelerating (2019)
United Nations Sustainable Development Goals - Time for Global Action for People and Planet
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Sensors of largest digital camera snap first 3,200-megapixel images at SLAC
The camera will explore cosmic mysteries as part of the Rubin Observatory’s Legacy Survey of Space and Time.
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What's wrong with social science and how to fix it
Replication, citations, power, incentives, and more.
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Imperial mathematician scoops $3M Breakthrough Prize
Professor Sir Martin Hairer is the single winner of the 2021 Breakthrough Prize in Mathematics.
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Portable MRI promises to provide immediate diagnosis in virtually any setting
New Yale research represents the first known attempt to deploy a mobile, bedside MRI, which promises to provide immediate diagnosis in virtually any setting.
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Vitamin D, part 3 – The Evidence
Vitamin D deficiency is linked to cancer, heart disease, respiratory infection, stroke, diabetes, and death. It might seem reasonable that we should all be taking this supplement.
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Climeworks lays the foundation to scale up carbon dioxide removal significantly
Climeworks has signed groundbreaking agreements with Carbfix and ON Power to lay the foundation for a new plant that will significantly scale-up carbon...
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Alien Signals
Memories of long-ago Sunday nights on the road.
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Post-Covid heart damage in some children: study
Multisystem inflammatory syndrome in children (MIS-C), believed to be linked to COVID-19, damages the heart to such an extent that some children will need lifelong monitoring and interventions, said the senior author of a medical literature review published Sept. 4 in EClinicalMedicine, a journal of The Lancet. Case…
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