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Explained

Will small businesses recover from Covid?

They play an outsize role in the economy, and in strengthening communities. Their prospects for surviving the pandemic may seem dim, but there are some encouraging signs, experts say — and emerging winners and losers.

How has the pandemic influenced public attitudes toward science?

VIDEO: Watch our conversation about how understanding and trust in science have changed in the past year, science’s evolving role in society and how group identities shape people’s views.

Covid job loss: The cause of the next epidemic?

OPINION: Being out of work — even for a just a few months — may be bad for your health

A year of missing tests

Standardized tests for K-12 students were largely dropped during Covid, leaving a gaping hole in our understanding of students’ progress.

The psychopathic path to success

Psychopathic tendencies may be present to some extent in all of us. New research is reframing this often sensationalized and maligned set of traits and finding some positive twists.

The knotty economics of student loan debt

People in the US owe a whopping $1.7 trillion for higher education. An economist weighs in on how to deal with the ballooning college tab.

It’s time for a government reset — and the ideas are flourishing

It started with thinking about sustainability. But after the many traumas of 2020, a lot of people are determined to make some fundamental changes in the machinery of governance.

Building an immune system for the planet could prevent the next pandemic

OPINION: We need a global information network that spans borders so we can spot — and stop — new pathogens before they threaten world health

Covid’s main lesson? For this journalist, it’s unpredictability

VIDEO: New York Times science reporter Apoorva Mandavilli chronicles the rise of the delta variant, the latest of many twists in the pandemic that she’s covered since it began. Delta has left parents in an especially tough spot, with schools opening but young children still vulnerable.

Speedy downloads: Why NASA is turning to lasers for next-gen space comms

The first tests of optical communications far from Earth will take place aboard the asteroid-bound Psyche spacecraft

Reading a Pacific navigator’s mysterious map may require a shift in perspective

A voyager named Tupaia guided Captain James Cook through the South Seas and drew an island-filled chart that has puzzled scholars for more than 250 years

The danger of high public debt is not what you think

OPINION: An overlooked consequence of huge deficit spending during the Covid-19 pandemic could be further loss of public trust in the government

The psychology and politics of conspiracy theories

VIDEO: In the past year, conspiracy theories have had a big impact on politics and public health. What makes them so appealing? How can we disrupt their influence? Join us to explore these issues and more.

Virtual agents of change: How computers are mapping Covid-19’s future

Traffic planners, securities traders and military strategists all use it. Simulating the behavior of millions of idiosyncratic individuals also may be the best way to understand complex phenomena like pandemics.

Growing a more resilient global food system

Covid-19 has been a stress test for the world’s food supply chains — and a preview of looming threats. That’s making efforts to improve the journey from farm to fork more urgent than ever.  

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