Learn about Earth's biodiversity and natural resources. Plus: Explore national parks and state wilderness areas.
Since it was first noted that these stones seem to up and move of their own accord, scientists have been trying to figure out how in the world it happens.
Could protecting photography as 'free speech' threaten safety and privacy?
Monitoring these lakes will help scientists forecast how the ice sheet will respond to global warming.
At first glance, you might gasp in horror at the thought of these vintage metal behemoths being unceremoniously dumped into our ocean waters, but don't worry — there's more to this story.
A carnivorous plant from Borneo proves that you don't need a brain to outwit your prey.
The phenomenon is often talked about but rarely seen, so is it real?
3 intensive Earth forces helped make Greenland into the landscape it is today.
From flamingos to giant trees, rocky shores to exploding volcanoes, these are some of America's greatest hits.
Not only will researchers study the effects of when fans get excited, but they'll try a 'Early Football Rowdiness Warnings' to anticipate when fans will rattle the stadium.
Melbourne-based photographer Emma Phillips describes the series as 'a poetic exploration of and tribute to Australia's monolithic landscape.'
These deciduous conifers have their name for a good reason.
A new study suggests that the people of Easter Island were suffering before Europeans arrived.
One of the best parts about flying is peering out the porthole-like windows and taking in the expanse of land or water beneath you.
The vivid gold of sunrise lights up a calm glacier-blue lake.
Underwater volcanoes released 'reduced iron' into the ocean, a form of iron that has proven toxic to certain oxygen-generating ocean microbes.
Activist and author blogs about politics, energy and Earth's resources.
Science journalist blogs about humans and other wildlife.