
America Lost Its One Perfect Tree
Lumber, shelter, delicious nuts—there was nothing the American chestnut couldn’t provide.

Lumber, shelter, delicious nuts—there was nothing the American chestnut couldn’t provide.

After a wildfire razed a Canadian town, its leaders pushed for climate-friendly rebuilding. Residents just wanted to come home.

Chicken can be part of a climate-friendly diet; we’re just eating way too much of it.

Facing down simultaneous surges of flu, COVID, and RSV, most Americans still aren’t getting the vaccines that could temper the worst effects.

Our brains process them in completely different ways.

The dogma that tuberculosis is lying dormant in the bodies of 2 billion people might be wrong.

This COP agreement is the least we can do on climate change.

As Canada congratulated itself in Dubai on climate leadership, its oil executives milled about the climate conference.

An unofficial proposal for a fossil-fuel-nonproliferation treaty is gaining popularity at the UN’s annual climate meeting.

AI is accelerating the pace of discovery—but at what cost?