Eastern Hemlocks Face Extinction. A Tiny Fly Could Save Them
An invasive insect called the woolly adelgid is eating the Northeast’s forests alive. So some researchers are calling in hungry silver flies.
Bill Gates Is Upbeat on Climate, Capitalism, and Even Politics
The technologist and philanthropist goes beyond his recent book to talk about climate denial, vaccines, and David Foster Wallace.
Indoor-Grown Weed Is Spewing Carbon Into the Atmosphere
Most legal marijuana is grown in a controlled environment. A study just quantified how much damage that's doing to the planet.
How Far Should Humans Go to Help Species Adapt?
A project to teach threatened marsupials to avoid feral cats is among a host of "assisted evolution" efforts to help animals in the face of climate change.
Ocean Acidification Could Make Tiny Fish Lose Their Hearing
Their inner ears turn wonky when they grow up in carbon-rich water, which could keep juveniles from finding their way to the reefs. That could mean trouble.
Offshore Energy Gets a Second Wind Under Biden
New turbines proposed for a development off Cape Cod could provide green energy, but the science of how they might affect the environment is a bit murky.
Stunning Images of Starlings in Flight
For this Danish photographer, documenting the birds’ migration through the autumn dusk takes patience—and a fast shutter speed.
How to Make a Fitbit for an Elephant
The accelerometers give scientists information about whether animals are swimming, walking, running, or even sprinting up a hill.
So, Jeff Bezos, You Really Want to Fix the Planet?
Amazon's founder is stepping down to focus on other projects, like the Bezos Earth Fund. Here's what he can do to help fix the mess humans have made of the world.
US Cities Are Way Underreporting Their Carbon Footprints
A modeling system called Vulcan shows that on average, cities across the country pollute 18.3 percent more than they’ve estimated.