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Diluting blood plasma rejuvenates tissue, reverses aging in mice
New study suggests that plasma exchange could be the key to unlocking the body’s regenerative capacities
New
The latest blog posts to take off on Hacker News. 2,419 posts.
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Engineers find neat way to turn waste carbon dioxide into useful material
Making catalysts to convert waste carbon dioxide into useful industrial products has been expensive and complicated – until now. UNSW engineers show it’s as easy as playing with Lego.
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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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5G and Shannon’s Law
Why 5G's faster data rates are possible: Shannon's Law explained in plain language.
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Fitful nightly sleep linked to chronic inflammation, hardened arteries
Scientists tie disrupted slumber to deadly plaque buildup known as atherosclerosis
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Researcher questions years of his own work with a reexamination of fMRI data
Hundreds of published studies over the last decade have claimed it's possible to predict an individual’s patterns of thoughts and feelings by scanning their brain in an MRI machine as they perform some mental tasks.
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Synthetic red blood cells mimic natural ones, and have new abilities
American Chemical Society: Chemistry for Life.
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Can face masks protect against COVID-19?-How well do face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
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Oumuamua may be a hydrogen iceberg
The first known interstellar object to pass through Earth’s solar system may be a 900-foot hydrogen iceberg, say researchers.
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Autism severity can change substantially during early childhood, study suggests
Kids with autism may have a change in their symptom severity during childhood. Around 30% of them have less symptoms by age 6.
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Mosquitoes kill more than 700k people every year (2017)
These tiny insects kill more than 1,000,000 people every year
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Next-generation solar cells pass strict international tests
Light-weight, cheap and ultra-thin, perovskite solar cells have promised to shake-up renewable energy for some time. Research by Professor Anita Ho-Baillie from the University of Sydney means they are ready to take the next steps towards commercialisation.
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Mortality Risk of COVID-19
Explore data on the mortality risk of COVID-19 across the world.
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Meat and Dairy Production
Meat is an important source of nutrition for people around the world. How quickly is demand growing? And what are the implications for animal welfare and the earth’s environment?
1488
Dead Sea Scroll fragments thought to be blank reveal text
New research has revealed that four Dead Sea Scroll manuscript fragments housed at The University of Manchester’s John Rylands Library, which were previously thought to be blank, do in fact contain text. The discovery means that The University of Manchester is the only institution in the UK to possess authenticated…
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Why is 70% isopropyl alcohol a better disinfectant than 99% isopropanol?
How does one solution kill viruses and bacteria on contact, and the other not at all?
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DIY Particle Detector
Discover how to create a DIY particle detector using silicon photodiodes, the same technology employed in professional particle and nuclear physics experiments.
1492
A Short History of Color Theory
Programming Design Systems is a free digital book that teaches a practical introduction to the new foundations of graphic design.
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1494
Coronavirus (COVID-19) Testing
Explore data on COVID-19 testing across the world.
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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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A young Venus had water for 2B years, habitable for longer than Mars
Venus hosts brutal conditions today, but the planet may have once been more hospitable to life.
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UChicago doctors see ‘remarkable’ success using ventilator alternatives
The page you requested could not be found. Here are some suggestions to help you get back on track.
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Adult immune systems ‘remember’ germs to which they’ve never been exposed (2013)
A new study shows that, contrary to established dogma, key immune cells in healthy adults somehow acquire "memory" of microbes that have never entered their bodies.
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