4411
Child and Infant Mortality
Child mortality remains one of the world’s largest problems and is a painful reminder of work yet to be done. With global data on where, when, and how child deaths occur, we can accelerate efforts to prevent them.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,457 posts.
4412
Impact of fluoride on neurological development in children
July 25, 2012 -- For years health experts have been unable to agree on whether fluoride in the drinking water may be toxic to the developing human brain.
4413
Lethal Neutrinos
How close would you have to be to a supernova to get a lethal dose of neutrino radiation?
4414
[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…
4415
Mortality in the past: every second child died
The chances that a newborn survives childhood have increased from 50% to 96% globally. How do we know about the mortality of children in the past? And what can we learn from it for our future?
4416
CO₂ emissions
How much CO₂ does the world emit? Which countries emit the most?
4417
Beware The Man Of One Study
Aquinas famously said: beware the man of one book. I would add: beware the man of one study. For example, take medical research. Suppose a certain drug is weakly effective against a certain disease…
4418
China is building more coal plants but might burn less coal
China is adding more coal capacity, but its plants are running less often.
4419
U.S. could feed 800 million people with grain that livestock eat, Cornell ecologist advises animal scientists
From one ecologist's perspective, the American system of farming grain-fed livestock consumes resources far out of proportion to the yield, accelerates soil erosion, affects world food supply and will be changing in the future.
4420
Our World in Data
Research and data to make progress against the world’s largest problems.
4421
Cars, planes, trains: where do CO₂ emissions from transport come from?
Transport accounts for around one-fifth of global CO₂ emissions. Three-quarters of this is from road transport.
4422
Why I Am Not An Integrated Information Theorist (or, The Unconscious Expander)
Happy birthday to me! Recently, lots of people have been asking me what I think about IIT—no, not the Indian Institutes of Technology, but Integrated Information Theory, a widely-discussed &#…
4423
Ketamine: Now By Prescription
Last week the FDA approved esketamine for treatment-resistant depression. Let’s review how the pharmaceutical industry works: a company discovers and patents a potentially exciting new drug. …
4424
1. The Great Ptolemaic Smackdown
TOF once wrote an article entitled "The Great Ptolemaic Smackdown and Down 'n Dirty Mud-Wrassle" which described the century-long progress f...
4425
Cleaner Cars from Cradle to Grave
Over their lifetime, battery electric vehicles produce far less global warming pollution than their gasoline counterparts—and they’re getting cleaner.
4426
Gerard ’t Hooft, Theoretical Physics as a Challenge
How to become a good theoretical physicist
4427
The Atomic Bomb Considered As Hungarian High School Science Fair Project
I. A group of Manhattan Project physicists created a tongue-in-cheek mythology where superintelligent Martian scouts landed in Budapest in the late 19th century and stayed for about a generation, a…
4428
Project GREAT: General Relativity Einstein/Essen Anniversary Test
In September 2005 the kids and I took several very accurate cesium atomic clocks from home and parked 5400 feet up Mt Rainier (the volcano near Seattle) for a full two days. The goal was to see if the clocks actually gained time, even if billionths of a second, as predicted by Einstein's general theory of relativity…
4429
Vitamin D toxicity: What if you get too much?
Understand the risks of taking high doses of this vitamin in supplement form.
4430
In Defense Of The Amyloid Hypothesis
A guest post by David Schneider-Joseph
4431
Alcohol Consumption
Who consumes the most alcohol? How has consumption changed over time? And what are the health impacts?
4432
Exponential Economist Meets Finite Physicist
[ An updated treatment of some of this material appears in Chapter 2 of the Energy and Human Ambitions on a Finite Planet (free) textbook, also mirrors a 2022 article in Nature Physics . . ]
4433
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.
4434
Working Hours
How much time do people across the world spend working? How have working hours changed over time, and what do these changes matter for people’s lives? Explore data and research on working hours.
4435
Electricity Mix
Explore data on where our electricity comes from and how this is changing.
4436
The IQ Halo effect
On desirable correlates of intelligence
4437
The Great Ptolemaic Smackdown: TABLE OF CONTENTS
1. The Great Ptolemaic Smackdown 2. The Great Ptolemaic Smackdown: Down for the Count 3. The Great Ptolemaic Smackdown: The Great Gali...
4438
BU-808: How to Prolong Lithium-based Batteries
Manufacturers take a conservative approach and specify the life of Li-ion in most consumer products as being between 300 and 500 discharge/charge cycles.…
4439
People
This text circulated on the internet in September 2003. I first became aware of it when a journalist contacted a my colleague Sian Miller on 16th September, trying to track down the original source. It's been passed on many times, and in the way of most internet memes has mutated along the way. It struck me as…
4440
Obesity
When did obesity increase? How do rates vary across the world? What is the health impact?