Video Fix: Blue Angel Buzzes SF, Creates Clouds

Experts say that an American ground operation targeting nuclear sites in Iran would be incredibly complicated, put troops’ lives at great risk—and might still fail.

From drones to missiles to submarines, the $30.5 billion defense startup wants to transform how the tools of war are made. It’s not all going as planned.

The White House has announced that NASA will work with the Departments of Defense and Energy to put nuclear reactors in orbit and on the surface of the moon.

Companies hope that biometric age-verification tech in cartridges could put flavored vapes back in business. But it's unlikely to solve the real problems.

The astronauts will arrive about 10,300 kilometers beyond our satellite, breaking all previous records for distance from Earth. But how was their route chosen?

Artemis II remains on course for its lunar flyby as the crew shares historic photos of Earth, tests key systems for future lunar missions, and attempts to fix the toilet.

The GPS Next-Generation Operational Control System was due for completion in 2016. Ten years later, the software for controlling the military’s GPS satellites still doesn’t work.

The militia movement in the US is undergoing a rebrand that trades counterprotests for expensive weapons, manly sweatshirts, and highly curated Instagram grids.

Unitree is bringing its R1 to international markets. It arrives with some aerobatic capabilities and an entry-level price, but the question of what you'd actually do with it remains open.

Weirdly, spaceships have no direct way to gauge their own speed. Luckily, we can use some physics tricks to figure it out.

Months into a supposed ceasefire in Gaza, doctors still have to smuggle in basic medical supplies—and treat new casualties of war.

Your venomous serpent bites you, and the clock is ticking. America’s zookeepers—and a cooler full of rare antivenom—are your best chance of survival.