Lunar rocks collected by Apollo astronauts more than half a century ago are providing a fresh take on the moon's mysterious ...
Social media videos showed people running into the streets as bright orange flames and smoke spewed into the sky.
The avalanche that killed nine people near Lake Tahoe raises questions about just how safe the fast-growing adventure tourism ...
One thing that makes the Lassen Peak Trail special is its accessibility within the context of Lassen Volcanic National Park.
The recent avalanche that killed nine people in California raises questions about just how safe the fast-growing adventure ...
Volcanoes and wildfires can inject millions of tons of gases and aerosol particles into the air, affecting temperatures on a global scale. But picking out the specific impact of individual events ...
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