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A Primer on Long-Duration Life Support
Life support is the hardest technical obstacle to the human exploration of Mars.
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 4,455 posts.
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Scientists build new atlas of ocean’s oxygen-starved waters
MIT scientists built a 3D atlas of the ocean’s oxygen-starved waters that could help predict oceanic response to climate change.
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How thick is the atmosphere? A derivation of the Boltzmann distribution
Let’s talk about a small question as a way of introducing a big question. How thick is the atmosphere? How far does Earth’s atmosphere extend into space? In other words, how high can y…
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Bacteria with synthetic gene circuit self-assemble into working device
After a major metamaterials breakthrough, David Smith learned how to turn promising research into real-world applications.
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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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A faster way to make Bose-Einstein condensates
MIT physicists have developed a faster way to make Bose-Einstein condensates, to speed up investigations into magnetism and superconductivity.
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Moving objects precisely with sound
EPFL researchers have succeeded in directing floating objects around an aquatic obstacle course using only soundwaves. Their novel, optics-inspired method holds great promise for biomedical applications such as noninvasive targeted drug delivery.
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The Demon Machine
Over the weekend I was reunited with the first two computers I spent extensive time programming. The Sharp MZ-80K (released in 1979) and t...
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Transparent gel-based audio speaker
Gel-based audio speaker demonstrates capabilities of ionic conductors, long thought limited in application
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How the brain responds to reward is linked to socioeconomic background
The brain’s sensitivity to rewarding experiences — a critical factor in motivation and attention — can be shaped by socioeconomic conditions, according to an MIT study.
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Autism is genetic – and why this information matters now
Dr Judith Brown is our Head of Autism Knowledge and Expertise. In this blog, she explains why our charity is updating our advice and guidance to state definitively that autism is genetic.
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Scientists discover new “origins of life” chemical reactions
The reaction generates amino acids and orotic acid, the building blocks of proteins and DNA.
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New report on the cellular effects of a calorie-restricted diet in rats
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.
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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…
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Research links creativity and inability to filter irrelevant sensory information
Research links creativity with inability to filter irrelevant sensory information
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How does our language shape the way we think? (2009)
Humans communicate with one another using a dazzling array of languages, each differing from the next in innumerable ways. Do the languages we speak shape the way we see the world, the way we think, and the way we live our lives? Do people who speak different languages think differently simply because they speak…
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Out of Africa's midlife crisis
on bottlenecks, crashes and what diversity really looks like
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Philips announces digital pathology scanner with native DICOM JPEG XL output
Philips announces digital pathology scanner with native, configurable DICOM JPEG and JPEG XL output in world first
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Supertasks
Background Reading: Earman and Norton, Infinite Pains: The Trouble with Supertasks and Comments on Laraudogoita's Supertask
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Being multilingual alters your experience of time (2018)
A new study shows that bilinguals do indeed think about time differently, depending on the language context in which they are estimating the duration of events.
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IBM Building First Universal Quantum Computers for Business and Science
Learn about IBM's performance and progress to become a more innovative and focused company.
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Most Radioactive Spot in New York: A Street Corner in Queens
Many are going to ask, "What's so weird about this one corner?" and I'm here to answer. The end of Irving Avenue, where it meets Moffat Str...
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Sinusoidal Sunlight
The graph of daylight over the course of a year looks like a sine wave, but is it?