Waves in lakes make waves in the Earth

Beneath the peaceful rolling waves of a lake is a rumble, imperceptible to all but seismometers, that ripples into the earth like the waves ripple along the shore.

Old Faithful's geological heart revealed

Old Faithful is Yellowstone National Park's most famous landmark. Millions of visitors come to the park every year to see the geyser erupt every 44-125 minutes. But despite Old Faithful's fame, relatively little was known ...

Black, white or multicultural: Constructing race in two countries

A new study demonstrates the strong influence ancestry plays in Americans' interpretation of whether someone is black, white or multiracial, highlighting differences in the way race is socially constructed in the U.S. compared ...

Nature imagery calms prisoners

Sweeping shots of majestic landscapes. Glaciers, forests and waterfalls. Research published today shows that these images, shown to people deprived of access to nature, can reduce tension, help defuse anger and make some ...

Evolutionary arms 'chase'

In nature, plants engage in a never-ending battle to avoid being eaten. Unable to run away, plant species have evolved defenses to deter herbivores; they have spines, produce nasty chemicals, or grow tough leaves that are ...

What it takes to recover from drought

Drought-stricken areas anxiously await the arrival of rain. Full recovery of the ecosystem, however, can extend long past the first rain drops on thirsty ground.

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