The defense secretary job is as difficult as it is critical. Pete Hegseth, a television presenter and author, doesn’t have ...

UCS Center for Science and Democracy Director Dr. Jennifer Jones joins Jess to discuss what the second Trump presidency means ...

The science is clear: climate change is happening. We are the cause. We need to act now. Table of Contents The science is clear: climate change is happening. We are the cause. We need to act now.

Engineers and advocates, working together to build a clean, modern, more equitable transportation system. The Clean Transportation program at the Union of Concerned Scientists includes scientists, ...

WASHINGTON (January 20, 2025)—As part of what is expected to be a spate of deeply anti-scientific and destructive executive orders released his first week in office, President Trump announced today ...

Roughly 9,500 nuclear weapons are hidden away in bunkers and missile siloes, stored in warehouses, at airfields and naval bases, and carried by dozens of submarines across the world. A single warhead ...

Nuclear weapons are still here—and they’re still an existential risk. Nine countries possess nuclear weapons: the United States, Russia, France, China, the United Kingdom, Pakistan, India, Israel, and ...

The US Supreme Court decided Honolulu's lawsuit seeking to hold Sunoco, Shell and ExxonMobil accountable for climate ...

The UCS Science Fellows Program brings scientists and scholars to UCS to work on innovative and forward-looking projects. The UCS Science Fellows Program brings scientists and scholars to UCS to work ...

Coal, gas, and other fossil fuels are neither sustainable nor safe. We shouldn’t use them. Coal, oil, and methane gas are fossil fuels formed over time from the remains of living organisms. In the ...

New technologies are redefining how we move around—but are they all positive changes? In 1908, the first affordable, mass-produced automobile rolled off assembly lines: the Ford Model T. Its arrival ...

As a senior scientist with, director of, and now advisor to the Food and Environment Program at the Union of Concerned Scientists, Ricardo Salvador has over four decades of experience working with ...