Scientists showed recently that AI can be used to produce novel viruses. We need to build a layered system of defense before AI-enabled bioweapons capabilities become undeniably advanced—or worse, ...

The Pentagon's $3.2 billion bet on space-based boost-phase missile defense ignores basic orbital dynamics, offering no real ...

Drone technology, once confined to great powers like the United States and China, has spread to smaller states and non-state ...

Military and wartime emissions are difficult to track—but too important to ignore. How much does war, and the preparation and recovery from it, contribute to the climate crisis? Nobody knows, because ...

The US military has a long, complicated relationship with climate change. Beginning in the mid-1950s, it paid for research ...

Local governments negotiating data center deals lack guidance because experienced communities are unwilling to share lessons ...

In September, the city council of Westminster, Colorado voted not to fund a pedestrian bridge and underpass at the Rocky Flats site due to concerns about residual soil contamination from plutonium and ...

In a stunning comeback, Donald Trump won the 2024 presidential election and will serve as the 47 th president of the United States. Like all presidents, Trump’s (second) term in office will impact ...

How does the COVID-19 pandemic compare to viral outbreaks of the past? As the world lurches into a fourth year of the COVID-19 pandemic, the official death count based on public disclosures is ...

When President Trump withdrew the United States from the Joint Comprehensive Plan of Action in 2018, he cracked the brittle foundation of the global nonproliferation regime based on the 1970 ...

For Finnish authorities, 2025 ended dramatically. On the very last day of the year, at 4:53 a.m. local time, a telecommunications company called Elisa noticed a significant disruption to data on one ...

Over the decades, advances in planetwide data collection and computer modeling transformed understandings of nuclear danger, replacing mistaken certainties about universal death by fallout with a ...