How Technology Companies Are Shaping the Ukraine Conflict
By offering or ceasing services, Internet and telecommunications companies offer a glimpse of a future in which the tech sector takes sides in warfare, with far-reaching effects
Frequent Breaks in Undersea Pipelines Mean Fixes Are Possible for Nord Stream
While international experts try to figure out what caused the ruptures in the Nord Stream pipeline, engineers have multiple options to try and fix it
Nuclear War Could Spark Global Famine
Smoke from burning cities would engulf Earth after a nuclear war, causing worldwide crop failures and starvation, models show
The Environmental Disasters Now Threatening Ukraine
Ukraine’s former environment minister explains the Russian invasion’s dangerous impact on water and nuclear safety
Kyiv Cruise Missile Strike Highlights Need to Protect U.S. Cities
A top U.S. commander wants to test technology that can better defend domestic targets
Space Won’t Be Safe until the U.S. and China Can Cooperate
The two countries must put aside their mistrust in order to establish rules for the peaceful use of outer space
Will War Ever End?
As the war in Ukraine intensifies, rather than prepare for future wars, we should talk about ending war once and for all
India’s Inadvertent Missile Launch Underscores the Risk of Accidental Nuclear Warfare
Complex weapon systems are inherently prone to accidents, and this latest launch is one of a long history of military accidents in India
Will Russia Use Chemical Weapons in Ukraine? Researchers Evaluate the Risks
Analysts explain why some fear that the Russian military will use chemical weapons—and how the world would know if it did
The U.S. Must Take Responsibility for Nuclear Fallout in the Marshall Islands
Congress needs to fund independent research on radioactive contamination and how to clean it up
AI-Influenced Weapons Need Better Regulation
The weapons are error-prone and could hit the wrong targets
How Many Nuclear Weapons Exist, and Who Has Them?
Nuclear states admit to owning about 13,000 warheads, but the real number could be higher