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First federal grant for psychedelic treatment research in 50 years
Can #psilocybin help smokers quit? #NIH National Institute on Drug Abuse has funded @HopkinsMedicine Matthew Johnson, Ph.D., to find out. @Drug_Researcher ›
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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New cancer therapy holds potential to switch off major cancer types
In mice and in human tissue, a new compound discovered at Princeton disables a key gene that’s implicated in breast, prostate, liver, lung, colon and other cancers.
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Bar-tailed Godwits regularly travel more than 7,000 miles non-stop
Bar-tailed Godwits regularly travel more than 7,000 miles non-stop. One enthusiast is spreading the word of their amazing migrations, with the help of a research project tracking 20 tagged birds in...
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FDA approves first test of CRISPR for genetic defect causing sickle cell disease
UC scientists and physicians hope to permanently cure patients of sickle cell disease by using CRISPR-Cas9 to replace a defective gene with the normal version
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Myths in cycling: wider tires are slower
When we started to publish Bicycle Quarterly 15 years ago, it seemed that most of the technical aspects of bicycles were well-known. And yet, as we tested many different bikes, we started to question many of the things we had accepted as 'facts.' To celebrate…
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Experiments on a $50 DIY air purifier (2020)
You can make a DIY air purifier in 30s. To test if it works, I generated smoke, and measured how well it removes tiny particles.
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How The Chronicle is trying to malign Sci-Hub
A new article was published in The Chronicle about me running Sci-Hub, a project dedicated to providing free access to academic journals all over the world. Their goal is to present Sci-Hub and its…
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Sequencing your DNA with a USB dongle and open source code
It takes the most exquisite measurements you can imagine, recording the changes in current associated with different bits of DNA.
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‘Dancing molecules’ successfully repair severe spinal cord injuries
Researchers have developed an injectable therapy based on nanofibers that has enabled paralyzed mice with severe spinal cord injuries to regain the ability to walk.
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Webb placed on top of Ariane 5
On Saturday 11 December, the James Webb Space Telescope was placed on top of the Ariane 5 rocket that will launch it to space from Europe’s Spaceport in French Guiana.
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Three hours to save Integral spacecraft
On 22 September, around midday, ESA’s Integral spacecraft went into emergency Safe Mode. One of the spacecraft’s three active ‘reaction wheels’ had turned off without warning and stopped spinning, causing a ripple effect that meant the satellite itself began to rotate.
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CPM MagnaCut
CPM MagnaCut is a new stainless knife steel designed to be better than anything that has been available before. Is it a success?
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Is watching the 1984 Ghostbusters movie killing people?
Is watching the 1984 Ghostbusters movie killing people? English adults under 60 who have watched the 1984 Ghostbusters movie are dying at twice the rate of people who have watched the 2021 Ghostbusters move the same age.And have been for six months. The chart may seem unbelievable or impossible but it is correct…
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Loss of myelin is one of the major factors of age-related brain deterioration
A new study led by the University of Portsmouth has identified that one of the major factors of age-related brain deterioration is the loss of a substance called myelin.
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The Inconsistency of Arithmetic (2011)
Note: These pages make extensive use of the latest XHTML and CSS Standards . They ought to look great in any standards-compliant modern browser. Unfortunately, they will probably look horrible in older browsers, like Netscape 4.x and IE 4.x. Moreover, many posts use MathML, which is, currently only supported in…
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Peer-reviewed papers are getting increasingly boring
The number of researchers and peer-review publications is growing exponentially. It has been estimated that the number of researchers in the world doubles every 16 years and the number of research outputs is increasing even faster. If you accept that published research papers are an accurate measure of our scientific…
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Home-Built Scanning Tunneling Microscope (2015)
Scan Head STM Tips Vibration Isolation Electronics Software Scans Image Gallery Useful Links This project is my attempt to build a low-cost scanning tunneling microscope (STM) capable of atomic res…
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Lack of sleep, stress can lead to symptoms resembling concussion
A new study suggests that a lot of people might be going through life with symptoms that resemble concussion – a finding supporting researchers’ argument that athletes recovering from a brain injury should be assessed and treated on a highly individualized basis.In the national study, between 11% and 27% of healthy…
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Stress does turn hair gray, and it’s reversible
A new study from researchers at Columbia University is the first to quantitatively link psychological stress to graying hair in people and find that the process is reversible.
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Chemistry of Cast-Iron Seasoning (2010)
The post after this one on “black rust” describes why you should heat the pan before applying oil for seasoning. This helps the seasoning to adhere and makes the pan pleasantly black.
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Vaccines should end the pandemic, despite the variants, say experts
Can the current crop of vaccines get us to herd immunity even if variants become widespread? A Harvard immunologist says yes.
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Why cancer cells waste so much energy
MIT biologists have found a possible explanation for the Warburg effect, first seen in cancer cells in the 1920s. They found cancer cells use fermentation, an inefficient metabolic pathway, because it helps them to generate large quantities of a molecule called NAD+, which they need to synthesize DNA and other…
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