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Why Can't I Reproduce Their Results?
Computer Science, Machine Learning, Programming, Art, Mathematics, Philosophy, and Short Fiction
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 374 posts.
212
A look at Chang’e 5 telemetry
Chang’e 5 is a Chinese lunar sample return mission. It was launched a few days ago on 2020-11-23 from Wenchang and is estimated to perform lunar orbit injection on Saturday. Since then, a number of Amateurs such as USA Satcom , Paul Marsh M0EYT , Scott Tilley VE7TIL , Fer IW1DTU and others have been receiving the…
213
CERN at Home: Building a Particle Detector
What do you do when you’re stuck at home with a 16-year-old son during a pandemic lockdown? Well, the first answer is that you build a gaming PC. That was a good project with a lot of incentives to complete, but that also meant it was soon over. So, what next? I spotted a post about an outreach project from CERN to…
214
Solar’s Future is Insanely Cheap
This is part 1 of a series where I’ll look at the future costs of clean energy and mobility technologies.
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Imperial mathematician scoops $3M Breakthrough Prize
Professor Sir Martin Hairer is the single winner of the 2021 Breakthrough Prize in Mathematics.
216
Data from Chernobyl and Fukushima provide answers about the risks of nuclear
The public is always asking of nuclear, ‘what if it all goes wrong?’ Data from Chernobyl and Fukushima have now provided the answer.
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Clues to Covid-19 coronavirus’s vulnerability emerge from antibody against SARS
An antibody recovered from a survivor of the SARS epidemic in the early 2000s has revealed a potential vulnerability of the coronavirus at the root of COVID-19.
218
Our World in Data: Suicide
Suicide rates can be reduced with greater understanding and support for people at risk.
219
5G and Shannon’s Law
Why 5G's faster data rates are possible: Shannon's Law explained in plain language.
220
1,700-Year-Old Board Game Found in Norwegian Burial Mound
Rare elongated dice and board game pieces from the Roman Iron Age have been discovered in western Norway. Last month, Norwegian archaeologists chose to excavate the remains of a small Early Iron Age grave cairn
221
Physicists Build Circuit That Generates Clean, Limitless Power from Graphene
Researchers harnessed the atomic motion of graphene to generate an electrical current that could lead to a chip to replace batteries.
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Computational predictions of protein structures associated with COVID-19
The scientific community has galvanised in response to the recent COVID-19 outbreak, building on decades of basic research characterising this virus family. Labs at the forefront of the outbreak response shared genomes of the virus in open access databases, which enabled researchers to rapidly develop tests for this…
223
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
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Lasers etch a 'perfect' solar energy absorber
The same technology Rochester researchers used to create unsinkable metal structures can also be used to create highly efficient solar power generators.
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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.
227
Post-Covid heart damage in some children: study
Multisystem inflammatory syndrome in children (MIS-C), believed to be linked to COVID-19, damages the heart to such an extent that some children will need lifelong monitoring and interventions, said the senior author of a medical literature review published Sept. 4 in EClinicalMedicine, a journal of The Lancet. Case…
228
A 189 Year Old Limitation on Inductor Size Has Been Broken (2018)
One of the three basic circuit elements just got a lot smaller for the very first time, in what promises to be a trillion-dollar…
229
What is emergence?
Emergence occurs when there is a conceptual discontinuity between two descriptions targeting the same phenomenon. This does not mean that emergence is a purely subjective phenomenon — only th…
230
Solar storm risk and EMP attacks
A Q&A style dialogue to separate fact from fiction.
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Space Tethers: Stringing Up the Solar System
A blog dedicated to helping Science Fiction authors create and discuss worlds where a realistic setting can still serve the fiction.
232
Could the Earth be an evaporated gas giant planet?
Is Earth Potentially an Evaporated Gas Giant?
233
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.
234
Rat had 'no brain' and somehow lived a normal life
Many scientists believe that parts of the brain are meant only for specific functions. What if there were an animal that proved them wrong?
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Engineers produce a fisheye lens that’s completely flat
Engineers at MIT and UMass Lowell have designed a wide-angle lens that is completely flat. It is the first flat fisheye lens to produce crisp, 180-degree panoramic images.
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What's wrong with social science and how to fix it
Replication, citations, power, incentives, and more.
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Excess mortality from March to December of 2020
Explore data on COVID-19 excess mortality across the world.
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Significant sex differences in Covid-19 immune response
Yale researchers have identified significant differences in how the immune systems of women and men respond to the virus that causes COVID-19.
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Well, Actually – Physics Answers
Science News, Physics, Science, Philosophy, Philosophy of Science