871
The Strongest El Niño Ever
With all the July runs in, dynamical models give a ~90% chance of a record-setting event
Topics /
Science & Space
The most popular blog posts about science & space on Hacker News. 4,454 posts.
872
WeatherNext 2: Our most advanced weather forecasting model
The new AI model delivers more efficient, more accurate and higher-resolution global weather predictions.
873
Ancient shell shows days were half-hour shorter 70M years ago
Fossil rudist bivalves ( Vaccinites ) from the Al-Hajar Mountains, United Arab Emirates. Credit: Wikipedia, Wilson44691 – Own work, Public Domain
874
The paper computer
Now that we have actually good AI, I have this vision of a form of computing that doesn’t involve me using a computer so much. Imagine you had the day’s emails to go through. It would be nice if the ones that required a simple decision could be dispatched with a few pen-strokes: I could write down a date that would…
875
An old patent inspired the new "Y-zipper", a three-sided fastener
A new system developed at MIT CSAIL helps users design three-sided fasteners called “Y-zippers,” then 3D prints them. The devices can be attached or embedded to camping equipment, medical gear, robots, and art installations, seamlessly switching each item between soft and rigid.
876
Past Time to Tell the Public:It Will Probably Go Pandemic, We Should Prepare Now
by Jody Lanard and Peter M. Sandman NOTE FROM IAN: The expert risk communication team of Lanard and Sandman has given me permission to post their very well-considered reply to my question of them just
877
Fasting triggers stem cell regeneration of damaged, old immune system
Results in mice are first evidence of natural intervention triggering stem cell-dependent regeneration of organ or system ; p rotection from chemotherapy immunosuppression indicates effect could be conserved in humans.
878
879
880
Organ transplant patients may not get dementia
When I was in college, I applied for an internship at the Huffington Post, that venerable bastion of journalism. Before my interview, I was given a spreadsheet of articles and associated view counts. I was asked to formulate and present a hypothesis about which types of articles generate the most views.
881
882
883
884
‘Anti-hunger’ molecule forms after exercise, scientists discover
Stanford Medicine researchers and their collaborators have identified a molecule that staves off hunger post-exercise.
885
Nutrient found in beef and dairy improves immune response to cancer in mice
Scientists at UChicago discover that trans-vaccenic acid (TVA), a fatty acid found in beef, lamb, and dairy products, improves the ability of immune cells to fight tumors.
886
Too much fructose can damage your liver, just like too much alcohol
There’s growing scientific consensus that one of the most common types of sugar, fructose, is toxic to the liver, just like alcohol.
887
888
Some Unusual Trees
One of my favorite pastimes is exploring old bookstores.
889
The Mathematical Genius of Auto-Tune
Auto-Tune — one of modern history’s most reviled inventions — was an act of mathematical genius.
890
1800s Astronomical Drawings vs. NASA Images (2016)
Comparing astrological drawings from our Digital Collections to NASA images—how similar do you think they are?
891
Solar-powered desalination device wins MIT $100K competition
The winner of the 2022 MIT $100K Entrepreneurship Competition was Nona Desalination, which is developing a low-cost, portable water desalination and purification device.
892
What Is Entropy?
People say many things about entropy: entropy increases with time, entropy is disorder, entropy increases with energy, entropy determines the arrow of time, etc.. But I have no idea what entropy is, and from what I find, neither do most other people. This is the introduction I wish I had when first told about entropy…
893
894
895
The bee that everyone wants to save
My neighbour has 50 hives, the road has 30 more. That's 4 million honeybees, and not one of them is the bee that actually needs saving.
896
Simple circuits can create complex behaviors
How simple circuits can create complex behaviors
897
How far can you overhang blocks?
How hungover can you get? Kids blocks and Calculus!
898
Microrobots can brush and floss teeth in a proof-of-concept study
In a proof-of-concept study, researchers from the School of Dental Medicine and School of Engineering and Applied Science shows that a hands-free system could effectively automate the treatment and removal of tooth-decay-causing bacteria and dental plaque.
899
University of Texas-led team solves a big problem for fusion energy
AUSTIN, Texas — Abundant, low-cost, clean energy — the envisioned result if scientists and engineers can successfully produce a reliable method of
900
Your Immune System Is Not a Muscle
AI, science, education, & ethics