1801
US military's mysterious X-37B space plane zooms toward orbital record
That Earth-circling U.S. military X-37B robotic space drone is closing in on a new long-duration record.
New
The latest blog posts to take off on Hacker News. 4,455 posts.
1802
Mouse Heaven or Mouse Hell?
Explore how biologist John Calhoun's controversial mouse experiments sparked debates about overpopulation, urban life, and human society's future.
1803
1804
Wearable Muscles
Researchers at ETH Zurich have developed a wearable textile exomuscle that serves as an extra layer of muscles. They aim to use it to increase the upper body strength and endurance of people with restricted mobility.
1805
Blood pressure e-tattoo promises continuous, mobile monitoring
Blood pressure is one of the most important indicators of heart health, but it's tough to frequently and reliably measure outside of a clinical setting.
1806
USDA ignoring the science on low-carb diets
Since 2014, the US Dept. of Agriculture has a record of "burying" the science
1807
1808
Whatever happened to the bee apocalypse?
Science News, Physics, Science, Philosophy, Philosophy of Science
1809
Link found between immune system and hair growth
Founded by polio vaccine developer Jonas Salk, the Salk Institute is an independent, nonprofit organization. We drive foundational, risk-taking research that addresses society’s most pressing challenges, including cancer, Alzheimer’s, and agricultural resilience.
1810
‘Anti-hunger’ molecule forms after exercise, scientists discover
Stanford Medicine researchers and their collaborators have identified a molecule that staves off hunger post-exercise.
1811
Potato diet community trial
In French, the word for potato is pomme de terre. This literally translates to apple of the earth. By this logic, potatoes are the lowest-hanging fruit of all. More seriously: We keep getting more …
1812
1813
Contra Wirecutter on the IKEA air purifier
The Wirecutter’s review of the IKEA air purifier is a mishmash of scientific errors, shoddy testing, and self-contradictory logic.
1814
Why does science news suck so much?
Science News, Physics, Science, Philosophy, Philosophy of Science
1815
Consciousness is not computation
Spend enough time in the tech world and you will sooner or later find that itis a common article of faith that comput...
1816
Alien intelligence and the concept of technology
Learn how alien intelligence connects to human intelligence through science and technology using the Principle of Computational Equivalence, the ruliad, rulial space, tiny spacecraft and the Wolfram Language.
1817
Probiotics can support the effect of antidepressants
Intestinal flora plays an important role in health – including mental health. Researchers from the University of Basel and the University Psychiatric Clinics Basel (UPK) have shown that probiotics can support the effect of antidepressants and help to alleviate depression.
1818
1819
Gaia sees strange stars in most detailed Milky Way survey to date
Today, ESA’s Gaia mission releases its new treasure trove of data about our home galaxy. Astronomers describe strange ‘starquakes’, stellar DNA, asymmetric motions and other fascinating insights in this most detailed Milky Way survey to date.
1820
1821
ACM Makes Thousands of Research Articles Freely Available; Opens First 50 Years
World’s Largest Computing Society Makes Thousands of Research Articles Freely Available; Opens First 50 Years Backfile
1822
How far behind a plane is its noise?
If you’re ever near a relatively low flying airplane, you may have noticed that it sounds like it’s in a different spot in the sky than where it actually is. You can hear the loud engines, and your ears tell you it should be in one place, but your eyes tell you it’s clearly well ahead of its noise. It’s a funny visual…
1823
The Philosophy of Linear Algebra (2021)
Whenever a student wonders why linear algebra, matrices, and vectors are important, the response from teachers usually sounds like this:
1824
Generating true random numbers from bananas
It was a dreary afternoon in Milan last year when, procrastinating on studying, I was struck by a flash of genius. “What would happen if I made a banana-powered random number generator?“. I immediately went to tell my roommate, who was also an electronic engineer.He looked me in the face and burst out laughing. At ……
1825
1826
1827
New CRISPR-based map ties every human gene to its function
A new CRISPR-based map ties every human gene to its function using a tool called Perturb-seq. The work was led by Jonathan Weissman and colleagues at MIT and the Whitehead Institute, and is free for other scientists to use.
1828
You need to know what right-half-plane zeros are
Why some systems -- as a consequence of their intrinsic dynamics -- require a control action that first pushes them the wrong way and makes things worse before it gets better.
1829
How much did the Apollo program cost?
The U.S spent $25.8 billion on Project Apollo ($309 billion when adjusted for inflation). This dataset provides annual expenditures and additional cost…
1830
Scientists Discover Ways of Making Old Blood New Again
University of Colorado School of Medicine researchers joined a study that restored the blood-making process in old mice, making their blood look new again.