Shelter dogs in the Eastern US may be bearing the brunt of ticks' and mosquitoes' expanding range due to warming temperatures.

Deeper snowpack than normal in some parts of the Arctic is driving the thawing of long-frozen permafrost carbon reserves, researchers report.

A study of the La Brea Tar Pits that reveals climate's role in the extinction of large mammals and offers a warning for the future.

"The ice is clearly feeling the influence of the bottom of the ocean," says researchers Daniel Watkins.

The little tube feet of sea urchins lose their grip when the water loses salinity, something that climate change is causing more often.

To understand how the paths of meandering rivers change over time, researchers looked at the Mississippi and at ancient riverbeds on Mars.

Cutting down on food loss and waste could lead to people buying more food than usual, offsetting environmental benefits.

Cities around the world are battling extreme heat this summer. An expert explains why and how record temperatures aren't the whole story.

Dust from the Sahara desert helps remove methane from the atmosphere, a new study shows.

The Thermohaline Circulation will collapse between 2025 and 2095, predict researchers.