The Environment

An early cold snap will chill much of the U.S., potentially breaking records in the Southeast

The latest report shows that the estimated number of endangered vaquita porpoises has modestly increased

Reflect Orbital’s plan to deliver “sunlight on demand” using thousands of giant orbital mirrors is just the latest in a growing list of disruptive commercial activities in space

Hurricane Melissa’s rare intensity and lasting impact reveal how storms are evolving in a warming world.

Seismometers picked up the ferocious winds and waves of Hurricane Melissa, showing how the tools can be used to better understand storms today and those from the past

Hurricane Melissa’s powerful winds and drenching rains devastated Jamaica. But is its wrath a sign that we need a new designation for monster storms?

These images of Hurricane Melissa show the Category 5 storm in all its power

A nearly perfect alignment of factors has enabled Hurricane Melissa to become one of the most intense Atlantic storms ever recorded

Category 5 Hurricane Melissa’s exceptional strength and slow pace could make it more destructive than Hurricane Gilbert, which hit Jamaica in 1988

This is only the second time we’ve had more than two Category 5 storms in a single Atlantic hurricane season

Bird flu surges and a government shutdown collide, complicating efforts to track cases and protect flocks.

Melissa is a Category 5 major hurricane and moving relatively slow—a brutal combination that will drench some parts of Jamaica with up to 40 inches of rain