David Welsh

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25 of the best documentaries to watch on Netflix in 2017

Netflix is known for their epic original series like <i>The OA</i>, <i>Luke Cage</i>, <i>Daredevil</i>, <i>Stranger Things</i> and <i>Travelers</i> to name a few, but for many, the …

Gender Differences in Moral Reasoning Rooted in Emotion

When faced with a moral dilemma — for example, is it OK for a police officer to torture an alleged bomber to find hidden explosives that could kill …

No, Being a Climate Change Skeptic Isn’t Like Fearing Vaccines

National Geographic<i>’</i>s latest cover story generated lots of attention for comparing climate change skeptics to those who fear vaccinations, disbelieve …

Robert Reich or Thomas Piketty: How to End Income Inequality

Unlike climate change, where some insist that there is no scientific agreement that comes as the result of literally 100 years of observation, there is growing, if grudging, agreement that income and wealth inequality is a problem. On the business front, we’ve gone from the Economist wondering if …

Pull Quote

Book Talk<p>Up to 93 million cows and counting—find out how our reliance on industrial feedlots is affecting the environment.<p>They provide us with beef and milk, the gel coating for pills, soap, ice cream, baseballs, and printing ink. But our dependence on cattle, especially the beef we consume in …

The film that reveals how American ‘experts’ discredit climate scientists

Photograph: Sony Pictures/Courtesy Evere/Sony Pictures<p>Naomi Oreskes is author of Merchants of Doubt, on which the documentary is based.<p>276<p>http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2015/3/14/1426370212932/e7e8e025-4f97-43f9-beb8-9c675ff23dd3-460x276.jpeg<p>460<p>Photograph: Sony …

Sony Pictures

Only In China: Why A Smog Documentary Sends Chinese Stocks Soaring To Trading Limit

When journalist Chai Jing released her documentary on China’s air pollution, she probably could not have dreamed that her message would resonate so widely while boosting the share prices of so many “environmentally friendly” companies.<p>On Monday, more than a dozen stocks in the fields of pollutant …

John Maynard Keynes Is the Economist the World Needs Now

Is there a doctor in the house? The global economy is failing to thrive, and its caretakers are fumbling. Greece took its medicine as instructed and …

When the cookies crumbled, so did your web anonymity

The old adage “if the service is free, then you are its product” needs updating. What it signified was that web services (like Facebook, Google, Yahoo et al) that do not charge users make their money by harvesting personal and behavioural data relating to those users and selling that data to …

The Price of Wall Street’s Power

Artwork: Hubert Blanz, Four Elevators, 060, 2006, black-and-white baryta print on aluminum, 80 x 199 cm<p>Boeing’s launch of the 787 was marred by massive cost overruns and battery fires. Any product can have technical problems, but the striking thing about the 787’s is that they stemmed from exactly …

Texas proposes rewriting school text books to deny manmade climate change

Texas has proposed re-writing school text books to incorporate passages denying the existence of climate change and promoting the discredited views of an ultra-conservative think tank.<p>The proposed text books – which come up for public hearing at the Texas state board of education on Tuesday – were …

How Unethical Behavior Becomes Habit

When a former client’s secretary was arrested for embezzlement years before his own crimes were uncovered, Bernie Madoff commented to his own secretary, “Well, you know what happens is, it starts out with you taking a little bit, maybe a few hundred, a few thousand. You get comfortable with that, …

Animal research can be justified – but 'cuteness' is irrelevant

I once lost a debate with an animal rights activist. As a medical researcher who has been actively involved in experiments on rodents, this may come as a surprise to some. I lost the debate because once debates about the use of animals in medical research pass the facts, the stringent Home Office …

At 'Pestaurant,' Grasshopper Burgers Win Over Eaters Who Say 'Yuck'

If you're a scientist and you work for a pest control company, you're used to thinking about bugs as the enemy you're trained to kill.<p>Now try putting one in your mouth.<p>It took some mental rearranging for Nancy Troyano, an entomologist for Ehrlich Pest Control. But on Wednesday she did it for the …

Climate contrarians accidentally confirm the 97% global warming consensus

<i>“There is no doubt in my mind that the literature on climate change overwhelmingly supports the hypothesis that climate change is caused by humans. I have very little reason to doubt that the consensus is indeed correct.”</i><p>These are the words of economist and Global Warming Policy Foundation advisor …

Test-Tube Meat: Have Your Pig and Eat It Too

Don't kill the pig, say Dutch researchers—just grow its cells in the village meat factory.<p>Here's one vision of the future of meat: We manufacture it from stem cells in giant "bioreactors" of the sort you might find in a modern pharmaceutical factory. The cells come from a contented pig that lives …

What It's Like Inside The Factory Where Samsung Builds Your Galaxy Phone

When you think of what it takes to crank out the tens of millions of smartphones and tablets sold each year, images of crowded, disgusting worker dorms and grueling factory floor conditions probably come to mind.<p>We've all heard the stories. We've seen the photos.<p>That's not what Samsung's mobile …

South Korea

Occupy was right: capitalism has failed the world

One of the slogans of the 2011 Occupy protests was 'capitalism isn't working'. Now, in an epic, groundbreaking new book, French economist Thomas Piketty explains why they're right<p>The École d'économie de Paris (the Paris School of Economics) is actually situated in the most un-Parisian part of the …

Stop, Thief! When Colleagues Steal From The Office Fridge

As a wedding planner, Jeanne Hamilton saw her share of very bad manners — people who made her think, "There should be an etiquette hell for people like you."<p>And bingo! That was the beginning of her website, Etiquette Hell, a repository of more than 6,000 firsthand accounts of bad behavior people …

Diets high in meat, eggs and dairy could be as harmful to health as smoking

A diet rich in meat, eggs, milk and cheese could be as harmful to health as smoking, according to a controversial study into the impact of protein consumption on longevity.<p>High levels of dietary animal protein in people under 65 years of age was linked to a fourfold increase in their risk of death …

How to Explore Cause and Effect Like a Data Scientist

The ability to think analytically is important for any manager today. The first steps, as I’ve explained before, involve collecting data, making some simple plots, drawing basic conclusions, and planning next steps. But data do not give up their secrets easily. While we can use data to understand …

Why Silicon Valley wants to hack the food industry

We stood in an airy San Francisco warehouse, staring at two plastic cups of gleaming mayonnaise. A golden retriever snored lightly in a patch of sunlight on the floor as Josh Tetrick, the 33-year-old founder of Hampton Creek Foods, waited for me to scoop up the fluffy, effulgent goop with a chunk …

America's Gargantuan Share of Global Wealth, in One Map

How does the U.S. economy measure up to the rest of the world? You could find out by poring over a table of GDP figures, or you could get a snap …

Coca-Cola's Super Bowl ad showed that some Americans still can't take diversity | Gary Younge

Its multilingual script alarmed conservatives already losing their battle to preserve an America that never existed<p>The Super Bowl is as much about the ads as it is about the game. Last week, for the fifth time in six years, the American football final broke the record for the most watched …

Bill Gates Talks to TIME About the Three Myths of Global Aid

It’s easy to get fed up when you’re trying to save the world. Progress can be slow, setbacks are constant and few people appreciate exactly what …

Infographic: Scientists Who Doubt Human-Caused Climate Change

A survey of the past year's papers demonstrates that the science is in on global warming.<p>The next time you hear someone dispute that human activity is destabilizing our climate, remember this pie chart.<p>It represents geochemist James Lawrence Powell's review of 2,258 peer-reviewed scientific …

100 Years Of Smoking Studies In Popular Science

Fifty years ago, the U.S. surgeon general first declared that smoking tobacco causes lung cancer. Popular Science readers could have known that was coming.<p>Fifty years ago tomorrow, then-U.S. Surgeon General Luther Terry held a press conference announcing that, among other ills, smoking caused lung …

Public Health

Stop Basing Pay on Performance Reviews

If your company is like most, it tries to drive high performance by dangling money in front of employees’ noses. To implement this concept, you sit down with your direct reports every once in a while, assess them on their performance, and give them ratings, which help determine their bonuses or …