Anchorage, Alaska - Large and severe tundra fires cause top down permafrost thaw, playing a major role in altering Arctic landscapes according to a new study led by the U.S. Geological Survey.

Washington, DC - U.S. Customs and Border Protection Commissioner R. Gil Kerlikowske announced his decision to expand CBP’s camera review, including the integration of new body-worn camera testing into law enforcement operations such as checkpoints, vessel boarding and interdictions, training academies, and outbound operations at ports of entry, as well as mobile camera options in vehicles.

Washington, DC - The United States stands with France in the wake of today's terrorist attacks in Paris, Defense Secretary Ash Carter said.

Washington, DC - NASA and university scientists will discuss new insights, tools and agency research into key carbon and climate change questions, as the agency ramps up its efforts to understand how Earth’s ocean, forest, and land ecosystems absorb nearly half of emitted carbon dioxide today.

Philadelphia, Pennsylvania - A dual citizen of the United Kingdom and Syria was extradited from the U.K. Thursday and was arraigned for his alleged part in a conspiracy to illegally export laboratory equipment, including chemical warfare agent detection equipment, from the United States to Syria. The charges and extradition follow an extensive international probe led by U.S. Immigration and Customs Enforcement’s (ICE) Homeland Security Investigations (HSI).

Washington, DC - President Barack Obamas  Call with President Francois Hollande of France: