Earth
-
- Environment
Out in the cold
With pollution, over-fishing, and shrinking habitats, the life of a penguin isn't getting any easier.
- Physics
Earth’s lowly rumble
From rumbling volcanoes to grumbling elephants, scientists are eavesdropping on the lowest sounds on Earth.
- Environment
Forests as a tsunami shield
Trees appear to protect seaside settlements from the worst effects of a tsunami.
- Earth
Detecting an eerie sea glow
At night, glowing bacteria can give large areas of the sea a surreal milky color.
- Environment
Unnatural disasters
The actions of people can make the destruction caused by hurricanes worse than it would be otherwise.
-
- Environment
Seabirds deliver Arctic pollutants
When birds look for food at sea, they pick up and carry pollutants back to their nesting areas.
- Environment
Cleaning up fish farms
Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.
- Environment
Saving wetlands
In Louisiana and elsewhere, wetlands are disappearing, threatening plant and animal life.
-
- Climate
Arctic algae show climate change
Sediment from Arctic lakes shows that much of the Northern Hemisphere has been warming for many decades.
