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The 8000th Busy Beaver number eludes ZF set theory (2016)
I’ve supervised a lot of great student projects in my nine years at MIT, but my inner nerdy teenager has never been as personally delighted by a project as it is right now. To…
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 409 posts.
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Some Night-Shift Workers May Have a 300% Higher Risk of Car Crashes
Researchers at the University of Missouri College of Engineering also examined the relationship between vehicle crashes and two other sleep disorders, sleep apnea and insomnia.
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RNA Memory Hypothesis
There’s an old theory that memory is actually encoded in part in RNA. The argument is pretty simple: there’s no obvious way for all that sensory data to be captured in synapses as long …
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Prions
Editor’s Note 4/4/21: A few weeks after this article was published, a mysterious prion disease was identified in New Brunswick, Canada. I do not have to say that viruses have dominated every level of public conversation for the past year. Ancient and odd but relatively easy to talk about,
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Leaky sewers are likely responsible for large amounts of medications in streams
American Chemical Society: Chemistry for Life.
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‘Vegan spider silk’ provides sustainable alternative to single-use plastics
Researchers have created a plant-based, sustainable, scalable material that could replace single-use plastics in many consumer products.
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Why can't we just give steroids to people with muscular dystrophy?
I like to start all my scientific inquiries off with really dumb questions. It makes life more fun. Here’s my latest: why can’t we just give steroids to people with muscular dystrophy?
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The most powerful MRI scanner in the world delivers its first images
September 2021, the 11.7 Tesla MRI of the Iseult project, the most powerful in the world for human imaging, has just unveiled its first images.
249
Common cold combats Covid-19
A new Yale-led study finds that immune system activity jump-started by rhinovirus exposure could prevent or treat the early stages of COVID-19 infection.
250
Computational algebraic geometry for high school students
Can high school students really learn algebraic geometry? And what could it teach us about mathematics education?
251
Surgical masks reduce Covid-19 spread, large-scale Stanford study shows
Researchers found that surgical masks impede the spread of COVID-19 and that just a few, low-cost interventions increase mask-wearing compliance.
252
Importance of muscle mass, strength and cardiorespiratory fitness for longevity
"If you have the aspiration of kicking ass when you're 85, you can't afford to be average when you're 50." —Peter Attia
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Long-term study reveals harm in regular cannabis use
Regular cannabis use has harmful effects regardless of the age a person starts using, a University of Queensland-led study has found.
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General relativity passes a range of precise tests set by pair of extreme stars
The theory of general relativity passes a range of precise tests set by pair of extreme stars
256
New study examines ‘Achilles heel’ of cancer tumours
Ranked among the world’s top medical schools with the fifth-largest MD enrollment in North America, the UBC Faculty of Medicine is a leader in both the science and the practice of medicine. Across British Columbia, more than 12,000 faculty and staff are training the next generation of doctors and health care…
257
Electric vehicles could fully recharge in 5 minutes with new cable design
Purdue University is a world-renowned, public research university that advances discoveries in science, technology, engineering and math.
258
Dog parasite is developing resistance to treatments
Hookworms have evolved to evade all FDA approved medications used to kill them.
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Mushroom leather and how it is made (2020)
We love innovative materials which can replace our use of animal leather. But what is mushroom leather? and how is mushroom leather made? Read our complete guide to Mushroom leather and find out how this natural, earthy material can help lower our fashion footprint.
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Expert help needed to decode rare piece of space history: Lunokhod data tapes
Blog di Paolo Attivissimo su Internet, social network, informatica e bufale
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HIV vaccine trial starts at Oxford
The University of Oxford today started vaccinations of a novel HIV vaccine candidate as part of a Phase I clinical trial in the UK.
263
Subatomic particle seen changing to antiparticle and back for the first time
Physicists have proved that a subatomic particle can switch into its antiparticle alter-ego and back again, in a new discovery revealed today. An extraordinarily precise measurement made by Oxford researchers using the LHCb experiment at CERN has provided the first evidence that charm mesons can change into their…
264
Tianwen-1 attitude in Mars orbit
It has been a while since the last time I wrote an update about Tianwen-1’s attitude . In that post I showed that Tianwen-1 had changed to a sun angle of 0 degrees with respect to the spacecraft’s X axis on 2020-10-22. Since then, nothing changed, even after the spacecraft arrived to Mars orbit on February 2021, so I…
265
Jeanne Calment’s 122-year old longevity record may be fake (2018)
Did Jeanne’s daughter get away with stealing her mother’s identity?
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Palm oil favors tumor expansion
Ninety per cent of cancer deaths are caused by metastasis, that is to say, the spread of the primary tumour to other organs. Scientists led by ICREA researcher Dr. Salvador Aznar-Benitah at IRB Barcelona have described the mechanism by which a diet rich in palmitic acid makes tumour cells more aggressive, conferring…
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Colour-changing magnifying glass gives clear view of infrared light
By trapping light into tiny crevices of gold, researchers have coaxed molecules to convert invisible infrared into visible light, creating new low-cost detectors for sensing.
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How to Start a Biotech Company on a Budget
Running a biotech company is capital intensive, and this can make it intimidating to get started. Founders sometimes face a chicken and egg problem: how do you make progress without millions of dollars in funding, and how do you raise millions of dollars in funding without having made progress? However, it is quite…
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Omicron Update: Nov 27
There is a lot of anxiety.