Galileo European GPS satellites are turned on

Many critical systems are still being maintained, and the cloud provides some security cover. But experts say that any lapses in protections like patching and monitoring could expose government systems.

The Federal Trade Commission removed several blog posts in recent months about open source and potential risks to consumers from the rapid spread of commercial AI tools.

“Anomalous” heat flow, which at first appears to violate the second law of thermodynamics, gives physicists a way to detect quantum entanglement without destroying it.

At an airport in South Carolina on Thursday, US representative Nancy Mace called police officers “fucking incompetent” and berated them repeatedly, according to an incident report.

Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

A federal contracting database lists an ICE payment for $61,218 with the payment code for “guided missile warheads and explosive components.” But it appears ICE simply entered the wrong code.

The interstellar comet 3I/Atlas reached its closest point to the sun. Here's how to follow the rest of its journey away from our solar system.

Unusually warm ocean temperatures fueled one of the worst hurricanes on record. New research finds climate change increased the storm’s likelihood.

The storm, which is set to make landfall in Jamaica on Tuesday, has stunned meteorologists with its intensity and the speed at which it built.

This week on Uncanny Valley, we break down how one of the most common card shufflers could be altered to cheat, and why that matters—even for those who don’t frequent the poker table.

The same pulling force that causes “tears” in a glass of wine also shapes embryos. It’s another example of how genes exploit mechanical forces for growth and development.

The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number theory to explain quantum fractals.