John Green’s new book unravels how social injustice sustains the disease Henry Reider, a survivor of multidrug-resistant tuberculosis, makes videos to fight stigma surrounding the disease in Lakka, Sierra Leone. His story and those of others like him are the subject of John Green’s new book. Henry Reider Everything Is Tuberculosis John Green Crash Course

The plants ooze a “larval toffee” that essentially starves tomato pinworm larvae The South American tomato pinworm (Tuta absoluta) is damaging tomato plants on four continents. Adding silicon nanoparticles might be a solution to combat the pests. Costas Metaxakis/AFP via Getty Images Silicon powers more than electronics: In tomato plants, it fuels a complex defense

Taylor Swift may not be the first person who comes to mind when you think about climate change. But more than once, the singer has found herself in the middle of a media storm over her carbon di­oxide emissions. Swift regularly hops aboard her private jet, as she did in 2024 to get from a

Compared with European Union countries and others, the United States is an outlier While avoidable deaths in the United States rose, on average, from 2009 to 2019, they trended down for European Union countries and others. David Sacks/Getty Images In the United States, the number of deaths that didn’t have to happen has risen over

In this bonus episode of The Deep End, listen to an interview with Jon Nelson. He’ll share how he’s doing these days, now that his depression is gone. You’ll hear about the work still ahead of him, which may be lifelong. And you’ll hear about his plans for the future.  Transcript Laura Sanders: This podcast

Common coot nests preserve layers of plastic dating back decades Biologist Auke-Florian Hiemstra excavates a common coot nest he and colleagues collected in Amsterdam. City birds have been making their nests out of plastic waste for decades, the team's research shows. Auke-Florian Hiemstra One man’s trash is a common coot’s treasure, at least when it

In Memory Lane, two psychologists lay out the vagaries of how we remember A new book proposes that human memory is like a Lego tower, built from the ground up, broken down, put away and rebuilt each time it’s called to mind. LeventKonuk/iStock Editorial/Getty Images Plus Memory Lane Ciara Greene and Gillian MurphyPrinceton Univ., $29.95

A new mRNA vaccine could prevent pancreatic cancer from returning — potentially for the long haul. In a small clinical trial, some patients who received the vaccine remained cancer-free for more than three years, researchers reported February 19 in Nature. That is “pretty remarkable,” says Aaron Sasson, who directs the Pancreatic Cancer Center at Stony

A taste for silky shark versus stingray may drive migration behavior Smaller fish surround this great hammerhead shark. The sharks’ taste for different foods might have a surprising conservation impact. Annie Guttridge Great hammerhead sharks are known for their long migrations, but scientists have now discovered that some individuals in the Bahamas instead spend all

Those sources now rival cars and factories in emitting the chemicals that help create ozone Wildfire smoke, seen here blanketing Los Angeles in 2020, can drive up ground-level ozone pollution. E4C/Getty Images Images of California’s wildfires this winter speak for themselves about the fires’ devastating effects. But those pictures don’t tell the whole story. Together