‘Ring of Fire’ Rocket Engines Put a New Spin on Spaceflight
Rotating detonation engines developed by NASA and others could spark a rocketry revolution
Defense
The Government’s Former UFO Hunter Found Something More Concerning Than Aliens
Sean Kirkpatrick looked into the skies and deep into government archives for extraterrestrials. What he found is, to him, more concerning than little green men.
Forgotten Electrical Engineer's Work Paved the Way for Radar Technology
Sallie Pero Mead made major discoveries about how electromagnetic waves propagate that allowed objects to be detected at a distance
Here’s What I Learned as the U.S. Government’s UFO Hunter
A forthcoming investigational report from an office of the Pentagon has found no evidence of aliens, only allegations circulated repeatedly by UFO claim advocates
Are Russia and China Teaming Up to Control the Arctic?
Worried Pentagon officials are resetting U.S. Arctic policy and training in response to China and Russia’s plans
This Filipina Physicist Helped Develop a Top Secret Weapon
Emma Unson Rotor worked on the proximity fuze, a groundbreaking piece of World War II weapons technology that the U.S. War Department called “second only to the atomic bomb.”
Behind the Scenes at a U.S. Factory Building New Nuclear Bombs
The U.S. is ramping up construction of new “plutonium pits” for nuclear weapons
Who Would Take the Brunt of an Attack on U.S. Nuclear Missile Silos?
These fallout maps show the toll of a potential nuclear attack on missile silos in the U.S. heartland
The U.S.’s Plans to Modernize Nuclear Weapons Are Dangerous and Unnecessary
The U.S. should back away from updating its obsolescent nuclear weapons, in particular silo-launched missiles that needlessly risk catastrophe
Inside the $1.5-Trillion Nuclear Weapons Program You’ve Never Heard Of
A road trip through the communities shouldering the U.S.’s nuclear missile revival
New Microwave Weapons Could Defend against Swarms of Combat Drones
The Pentagon is readying high-powered microwave weapons that are capable of invisible strikes against swarming combat drones
The Members of This Reservation Learned They Live with Nuclear Weapons. Can Their Reality Ever Be the Same?
The Mandan, Hidatsa and Arikara peoples are learning more about the missiles siloed on their lands, and that knowledge has put the preservation of their culture and heritage in even starker relief.