Warfare

The conflict in the Middle East is causing the “largest supply disruption in the history of the global oil market,” the International Energy Agency says

Iranian residents have reported headaches, difficulty breathing, and oil-contaminated rain settling on buildings and cars after the bombing of oil depots

Russia’s war has left many of Ukraine’s world-class observatories in ruins—but the besieged nation’s astronomers already have plans to rebuild and recover

As Anthropic releases its most autonomous agents yet, a mounting clash with the military reveals the impossible choice between global scaling and a “safety first” ethos

A sweeping U.S. missile defense program comes with many risks, costs and uncertainties, analysts say

An ongoing civil war in Sudan has forced millions of people to flee their homes and move to camps, where a lack of water and sanitation infrastructure, along with heavy rains, are fueling a massive cholera outbreak. What role does the environment play in how the outbreak is spreading?

To achieve its ambitious plans for missions to the moon and beyond, Russia needs other spacefaring nations as partners. But the war in Ukraine is making that help increasingly hard to find

American military engineers designed the GBU-57/B bomb to devastate deeply buried bunkers without radioactive fallout. It’s the only nonnuclear weapon that can reach Iran’s hardest target

Iranian Shahed drones, Ukrainian quadcopters and the U.S.’s Golden Horde program reveal three paths to massed autonomy, and each rewrites the rules of air defense

The Defense secretary aims to purge climate work from the Pentagon. But critics say his carve-out for weather resiliency misses the point

Defense Secretary Pete Hegseth wants to end the Pentagon’s climate efforts. Some experts say the move could hurt military readiness

Unless we pursue AI carefully, the Nobel committee will one day give a Peace Prize to the people cleaning up its terrible consequences, just as it did with nuclear physics