Ella Nilsen

For years, the federal government has been working on turning old, unexploded warheads left over from the Cold War into a fuel for next-generation nuclear power.

(CNN) — For years, the federal government has been working on turning old, unexploded warheads left over from the Cold War into a fuel for next-generation nuclear power plants.

A Democratic senator is raising concerns that the Trump administration's plans to let several private energy companies access weapons-grade plutonium could set a new and dangerous precedent globally.

(CNN) — A coalition of seven blue states sued the Trump administration Tuesday after it paid a French company nearly $1 billion in taxpayer money to not build offshore wind farms.

A coalition of seven blue states sued the Trump administration Tuesday after it paid a French company nearly $1 billion in taxpayer money to not build offshore wind farms.

(CNN) — The Trump administration has announced it will dismantle a $368 million deep-ocean monitoring system that provides critical data on the world's oceans.

The Trump administration will dismantle a $368 million monitoring system that provides critical data on the world’s oceans, sparking alarm among scientists

Scientists are raising the alarm over a White House proposal that would give political appointees control over federal scientific grants.

The Trump administration has reversed its decision to dismantle a critical ocean monitoring system after bipartisan backlash.

The Trump administration is U-turning on its controversial decision to dismantle a critical observatory that provides vital information on the world’s oceans.