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Scientists create contained ball of turbulence in a tank
Scientists create contained ball of turbulence in a tank that could help answer longstanding questions
New
The latest blog posts to take off on Hacker News. 4,455 posts.
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Metformin shown to prevent long Covid
A 14-day course of metformin, a common drug used to manage type 2 diabetes, prevents long COVID, according to a new study in The Lancet Infectious Diseases .
1414
Cement's future could be a combination of carbon capture and electrification
Cement is an industry where capturing carbon emissions may be necessary. A combination with process heat electrification could be better than CCS alone.
1415
Why does nuclear power plant construction cost so much?
The source of clean energy shouldn't be displaying "negative learning" over time
1416
Brain fog after Covid-19 has similarities to ‘chemo brain’ in humans and mice
Researchers found that damage to the brain's white matter after COVID-19 resembles that seen after cancer chemotherapy, raising hope for treatments to help both conditions.
1417
Oyster: Towards Unsupervised Object Detection from Lidar Point Clouds
Transform your supply chain with Waabi’s AI-first autonomous trucking solution. Scale freight operations, improve safety, and boost efficiency. Learn more.
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Ancient Carthaginians did sacrifice their children (2014)
Shocking new research confirms the ancient Carthaginians ritually sacrificed children as offerings to the gods, overturning decades of denial. Uncover the dark secrets of this long-forgotten civilisation.
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How to Grow a Three Sisters Garden (2016)
By Melissa Kruse-Peeples For many Native American communities, three seeds - corn, beans, and squash represent the most important crops. When planted together, the Three Sisters, work together to help one another thrive and survive. Utilizing corn, beans, and squash together in your garden draws upon centuries of…
1422
Helplessness is not learned (2022)
Română On the sixth day of our science advent, we would like to talk about a debunked concept in neuroscience. The purpose of this prompt and of science debunking, in general, is not to make fun of how scientists in the past got things so wrong and how we’re so much smarter now. The point […]
1423
Over 70% of US household Covid spread started with a child
A study published yesterday in JAMA Network Open suggests that 70.4% of nearly 850,000 US household COVID-19 transmissions originated with a child.
1424
Why do railway tracks have crushed stones alongside them?
Track ballast is the name for the crushed stones next to railway tracks. They are used by Railway Track Designers for numerous reasons
1425
Sleight-of-hand magic trick only fools monkeys with opposable thumbs
Illusion involving a hidden thumb confounds capuchin and squirrel monkeys for the same reason as humans – it misdirects the expected outcomes of actions they can carry out.
1426
Intelligent Brains Take Longer to Solve Difficult Problems
Do intelligent people think faster? Researchers at the BIH and Charité – Universitätsmedizin Berlin, together with a colleague from Barcelona, made the surprising finding that participants with higher intelligence scores were only quicker when tackling simple tasks, while they took longer to solve difficult problems…
1427
A new class of tiny, self-propelled robots that can zip through liquid at speed
CU Boulder engineers have designed a new class of "microrobots" several times smaller than the width of a human hair that may be able to treat human illnesses
1428
LHC experiments see first evidence of a rare Higgs boson decay
The discovery of the Higgs boson at CERN’s Large Hadron Collider (LHC) in 2012 marked a significant milestone in particle physics. Since then, the ATLAS and CMS collaborations have been diligently investigating the properties of this unique particle and searching to establish the different ways in which it is produced…
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Admiral Rickover's 'Paper Reactor' Memo (1953)
Rickover's famous speech about the distinction between academic (paper) reactors and practical reactors.
1431
Emissions are no longer following the worst case scenario
So where might we be headed instead?
1432
Comb jellies proven to be the sibling group to all other animals
New research proves comb jellies are a unique lineage or “sibling group” whose ancestors diverged before the common ancestor of all other animals.
1433
UCLA computer grad constructs “crown jewel of cryptography”
Aayush Jain’s dissertation, “Indistinguishability Obfuscation from Well-Studied Assumptions,” established the feasibility of mathematically rigorous software obfuscation from well-studied hardness conjectures. The central goal of software obfuscation is to transform source code to make it unintelligible without…
1434
Hypersonic missiles are misunderstood
By Tory Bruno
1435
Ice loss from Greenland and Antarctica hits new record
A report, released today, states that ice loss from Greenland and Antarctica has increased fivefold since the 1990s, and now accounts for a quarter of sea-level rise.
1436
Watching Paint Dry: The unexpectedly interesting story of car coatings
The unexpectedly interesting story of car coatings and what they tell us about the modern world
1437
SR-71 Blackbird Speed Check Story
There were a lot of things we couldn't do in an SR-71, but we were the fastest guys on the block and loved reminding our fellow aviators of this...
1438
How Do Semiconductors Work? Introduction to SiliWiz
How SiliWiz helps you get an understanding of how semiconductors work and are manufactured
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