Finland may soon become the first country to develop a permanent way to store spent nuclear fuel by burying it in tunnels ...

A letter U.S. President Donald Trump wrote to Iran’s supreme leader in an attempt to jump-start talks over Tehran’s rapidly ...

Web managers were told to identify, archive or unpublish materials mentioning climate change by "no later than close of business this Friday," according to internal emails obtained by ABC News.

Around the same time, he began giving lectures on climate change, videos of which went viral in France and eventually ...

Global sea ice reached a new record low in February, according to the European Union's Copernicus Climate Change Service ... after it greatly weakened Iran-backed Hezbollah during a devastating ...

Using a unique field site in the Negev, Ben-Gurion University of the Negev geologists have presented the first-ever ...

Trump has the leverage to demand disarmament, not merely arms control.

The FEMA Future Risk Index projected economic losses from disasters like wildfires and floods. It was recently removed from ...

A letter President Trump wrote to Iran’s supreme leader in an attempt to jump-start talks over Tehran’s rapidly advancing ...

Iran said Sunday it would consider negotiations with the United States if the talks were confined to concerns about the militarization of its nuclear program. Iran says it is open to talks about ...