Metro Denver residents drive more despite rise of transit services — hampering efforts to cut air pollution

Wednesday, January 22, 2020 at 10:04 AM

Metro Denver residents have been driving more, pumping tons of heat-trapping pollution into air that already violates health standards — despite multiplying options over the past decade to ride trains, buses, bicycles, scooters and other alternatives.

Why #NeverWarren should make you nervous about 2020

Tuesday, January 21, 2020 at 7:52 AM

The brewing feud between 2020 contenders Elizabeth Warren and Bernie Sanders came to a head this week on the Democratic debate stage and, inevitably, on Twitter.

Denver voted to keep its camping ban. So what is Colorado actually doing to end homelessness?

Monday, January 20, 2020 at 2:22 PM

The building is wrapped like a quilt, a lattice of lavender, blue and yellow paint. Horizontal windows cast sunlight down the corridors. And in the courtyard, natural light filters through the wooden slats of a pergola.

Artificial Personas and Public Discourse

Saturday, January 18, 2020 at 11:22 PM

Presidential campaign season is officially, officially, upon us now, which means it's time to confront the weird and insidious ways in which technology is warping politics. One of the biggest threats on the horizon: artificial personas are coming, and they're poised to take over political debate.

National Archives exhibit blurs images critical of President Trump

Saturday, January 18, 2020 at 11:22 PM

The large color photograph that greets visitors to a National Archives exhibit celebrating the centennial of women’s suffrage shows a massive crowd filling Pennsylvania Avenue NW for the Women’s March on Jan. 21, 2017, the day after President Trump’s inauguration.

What The Sanders vs. Warren Battle Is Really About

Friday, January 17, 2020 at 11:27 PM

Sen. Elizabeth Warren played to a friendly crowd when she visited Brooklyn last week.

‘Frankenstein’ material can self-heal, reproduce

Thursday, January 16, 2020 at 4:57 PM

Life is at the heart of much of our material world. We make two-by-four beams from wood, ethanol from corn, and textiles from cotton.

Exploit that gives remote access affects ~200 million cable modems

Monday, January 13, 2020 at 10:46 PM

Hundreds of millions of cable modems are vulnerable to critical takeover attacks by hackers halfway around the world, researchers said.

The latest generation of climate models is running hotter—here’s why

Sunday, January 12, 2020 at 10:16 PM

Ahead of every Intergovernmental Panel on Climate Change (IPCC) report, the world’s climate modeling centers produce a central database of standardized simulations.

Installing air filters in classrooms has surprisingly large educational benefits

Sunday, January 12, 2020 at 3:53 PM

An emergency situation that turned out to be mostly a false alarm led a lot of schools in Los Angeles to install air filters, and something strange happened: Test scores went up. By a lot. And the gains were sustained in the subsequent year rather than fading away.

MJD 58,855

Tuesday, January 7, 2020 at 10:27 PM

When I was a kid, several of my friends owned a kind of toy remote control car with only one control: forward/backward. These cars had three wheels, and the third rear wheel was a caster. The car went forward in a straight line, but backwards in a circle.

The Problem Isn't the 'Merit,' It's the 'Ocracy'

Sunday, January 5, 2020 at 4:57 PM

Two weeks or so ago Liam Bright posted the following tweet: Liberal technocrats give us literally no reason at all to think their interests are aligned with the great majority of people, yet when they are attacked as a governing class they stress their credentials and competency.

How New York’s Elite Public Schools Lost Their Black and Hispanic Students

Sunday, January 5, 2020 at 4:27 PM

Donna Lennon will never forget when she learned she had won a seat at Stuyvesant High School, one of the nation’s most revered and selective public schools. Ms.

Processed foods are a much bigger health problem than we thought

Saturday, January 4, 2020 at 11:57 PM

The case against processed food just keeps getting stronger. But, amazingly, we still don’t understand exactly why it’s so bad for us.