Environment

Debris from spacecraft threatens the burgeoning space economy. We need a global agreement to keep space clean

A law proposed in New York State seeks to reduce plastic packaging, ban certain plastic chemicals and mandate that producers of packaged consumer goods fund the recycling or disposal of what they sell

Earth is shifting into a La Niña period, changing climate patterns all around the globe

Cape Cod’s water is turning “pea-soup green”—and after decades of scientific detective work, we know why.

Heat seems to trigger a sweep of changes in immune system molecules, although researchers disagree on what they might mean

From Gaza to India to the Philippines, climate change exacerbated often record-breaking extreme heat over the past month

Floods, wildfires, droughts and earthquakes forced more than 26 million people to leave their homes in 2023

Ancient tree rings show that the summer of 2023 was the hottest in the past 2,000 years because of human-caused climate change

Bubbles shaped like teardrops, flattened eggs and worms reveal ice’s inner life

Anthropogenic evolution is affecting species across the planet

After decades of debate, grizzlies will be reintroduced to the North Cascades

Explore the new science of weird chemistry, anthropogenic evolution and near-death experiences