421
How to clean chemistry glassware
Demystifying Synthetic Organic Chemistry since 2004. Laboratory Techniques and Methods to Improve your Experimental Skills.
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 440 posts.
422
Plans to plant billions of trees threatened by undersupply of seedlings
| The University of Vermont
423
Mice eating less isoleucine live longer, healthier
A calorie may not be just a calorie according to new research from the University of Wisconsin School of Medicine and Public Health.
424
What is an emotion? William James’s theory of how our bodies affect our feelings
“A purely disembodied human emotion is a nonentity.”
425
Extreme El Niño weather switched off South American's carbon sink
Tropical forests in South America lose their ability to absorb carbon from the atmosphere when conditions become exceptionally hot and dry, according to new research.
426
Fractional Factorial Experiment Design: There Are Too Many Experiments to Do
Have you ever found yourself in a situation where you had a bunch of parameters to tune for a better result, but there were just too many to exhaustively search all possibilities? I recently saw a …
427
An intutive counterexample to the axiom of choice
Time for some hard-core geeking-out. This comment on HN by /u/jiggawatts struck me as a brilliant idea: it's an intuitive counter-example t...
428
Nuclear power is too safe
If you don't pursue safety in a way that is cost effective, you are killing people.[David Okrent]
429
Physically Demanding Work Tied to Male Fertility
Occupational factors associated with higher sperm concentrations and serum testosterone
430
IBM Quantum System Two
IBM kicked off the IBM Quantum Summit 2022, announcing new breakthrough advancements in quantum hardware and software and outlining its pioneering vision for quantum-centric supercomputing.
431
Revisited mass of the Milky Way is much smaller than expectations from cosmology
Grâce au dernier catalogue du satellite Gaia de l'ESA, une équipe internationale, conduite par des astronomes de l'Observatoire de Paris - PSL et du CNRS, obtient la mesure la plus précise de la…
432
Visualizing Neural Networks
A visual example-focused introduction to neural networks.
433
Physicists generate the first snapshots of fermion pairs
MIT physicists captured the first images that directly show the pairing of fermions. The snapshots of particles pairing up in a cloud of atoms can provide clues to how electrons pair up in a superconducting material.
434
GPT-2 as step toward general intelligence (2019)
A machine learning researcher writes me in response to yesterday’s post, saying:I still think GPT-2 is a brute-force statistical pattern matcher which blends up the internet and gives you bac…
435
The Fable of the Dragon-Tyrant (2005)
An allegory against complacency about aging and death.
436
Extreme poverty: How far have we come, and how far do we still have to go?
The world has made immense progress against extreme poverty, but it is still the reality for almost one in ten people worldwide.
437
Per capita CO₂ emissions Over Time
An interactive visualization from Our World in Data.
438
The rise and fall of peer review
Why the greatest scientific experiment in history failed, and why that's a great thing
439
Almost all of the world’s mammal biomass is humans and livestock
Humans and livestock make up 95% of the world’s mammal biomass; wild mammals are just 5%.
440
[109] Data Falsificada (Part 1): “Clusterfake”
This is the introduction to a four-part series of posts detailing evidence of fraud in four academic papers co-authored by Harvard Business School Professor Francesca Gino. In 2021, we and a team o…