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Researchers get 'compact' hard X-ray machine to work
After years of research, TU/e scientists Jom Luiten and Peter Mutsaers and their team have successfully generated high-quality hard X-rays with a compact device.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,457 posts.
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Borges on Chaos Theory
About a weird, lovely short story
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Gödel, Turing and Cantor: The Math
This is mathematical section of the parent essay Gödel Incompleteness for Startups Gödel Numbering A formal system is just a collection of axioms and rules. Just like we did before we can record ax…
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Akin's Laws of Spacecraft Design
1. Engineering is done with numbers. Analysis without numbers is only an opinion.
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A global array of telescopes reveals details on event horizon scales in Sgr A*
A global array of telescopes, including APEX, reveals the finest details so far on event horizon scales in the centre of our Galaxy
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Nitrogen-fixing trees “eat” rocks, play pivotal role in forest health
CORVALLIS, Ore. – By tapping nutrients from bedrock, red alder trees play a key role in healthy forest ecosystems, according to a new study. The study published today in the journal Proceedings of the National Academy of Sciences.
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Dude, where's my supersonic jet?
3 innovators reimagining how we fly
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Perfect pitch study: Why can’t we identify music notes as well as colors?
Neuroscientists explore how people with absolute pitch process sounds
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Sugar-sweetened drinks with protein rich meal affect metabolism
Let’s face it, sugar tastes good. Added sugars account for approximately 16% of total energy intake. That’s around 6 tablespoons (91 grams) of added sugar every day. The largest source of added sugars in our diet is from sugar-sweetened drinks. This is why a large amount of research is focused on the health effects of…
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A metabolic master switch underlying human obesity
In a promising new approach to preventing or even curing obesity, researchers at MIT and Harvard Medical School have unveiled a new pathway that controls human metabolism by prompting adipocytes, or fat cells, to store fat or burn it away.
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High doses of ketamine can temporarily switch off the brain, say researchers
Researchers have identified two brain phenomena that may explain some of the side-effects of ketamine. Their measurements of the brain waves of sheep sedated by the drug may explain the out-of-body experience and state of complete oblivion it can cause.
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Excess weight, obesity more deadly than previously believed
New CU Boulder research finds that overweight populations have a 22% higher mortality risk than those of healthy weight, while obese populations have as much as
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How renewables are saving Texans billions
A dive into ERCOT data reveals how solar energy is driving down electricity costs for Texas
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Smoking around the world
Tobacco smoking is one of the world’s largest health problems today.
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Conservation should be allowed to pay its own way on public lands
The Bureau of Land Management (BLM) auction in February, 2016, for oil and gas drilling rights near Arches National Park was unremarkable. The high bidder, Tempest Exploration Co. LLC, paid $2,500 for the 1,120 acre lease by credit card and began paying annual rental fees. What soon did prove remarkable, though, was…
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Micron announces $10B research hub in Boise
Backed by a $10 billion planned investment over the next decade, Micron Research Labs will unite academia, government, startups and industry to advance the memory and compute breakthroughs that will define the AI era BOISE, Idaho, Aug. 20, 2026 (GLOBE NEWSWIRE) - Micron Technology, Inc. (Nasdaq: MU) today unveiled…
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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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Press Conference in Brazil to Announce Discovery in Outer Solar System
Media Advisory: Press Conference in Brazil to Announce Discovery in Outer Solar System
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The spotlight of attention is more like a strobe, say researchers
Despite the 'illusion' of continuity, human perception pulses in and out four times per second, says Princeton neuroscientist Sabine Kastner.
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Why Frames Tilt Forward (2015)
There is a ten-foot long alcove in our lower-level hallway — we call it the gallery . This is the one place in our house I can hang whatever I want (i.e., my own art) and switch it out whenever I want. To facilitate this, I installed a hanging system — basically a slotted rail mounted near the ceiling, with sliding…
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Ushikuvirus: Newly discovered virus may offer clues to the origin of eukaryotes
Ushikuvirus, an amoeba-infecting giant virus, joins the family of giant viruses that may have driven the evolution of co...
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ESO Instrument Finds Closest Black Hole to Earth
A team of astronomers from the European Southern Observatory (ESO) and other institutes has discovered a black hole lying just 1000 light-years from Earth. The black hole is closer to our Solar System than any other found to date and forms part of a triple system that can be seen with the naked eye. The team found…
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Processed meats as bad as cigarettes: bad reporting on good science
Today, the WHO issued a report that says, in essence, processed meats and red meats are carcinogens. This has been reported in a variety of…
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The Man Who Knew Infinity
Last night I went to see a showing at the Tribeca Film Festival of the new movie about Ramanujan, The Man Who Knew Infinity. It was extremely good, infinitely better than the most recent high profi…