How to make sure your eSIM doesn’t get hacked

eSIMs are more secure, but you still need to be careful. Image: Brett Jordan/Unsplash Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. First came the physical SIM (Subscriber Identity Module) card, and now we have the eSIM (Embedded SIM)—the newer technology that is supportedContinue Reading

Trump’s immigration raids roil LA. How it plays out could matter in other cities.

Los Angeles has become ground zero for America’s immigration face-off. Continuing confrontations on the streets over deportation enforcement have advanced to the courtroom. Last week, the Trump administration sued the city over its “sanctuary” policy. Immigrant advocates, joined by the city, are suing to challenge the legality of the federalContinue Reading

What causes flash floods? Here’s how they get so destructive so quickly

ByChristina Nunez and Domonique Tolliver Flooding is one of the most common, and most destructive, natural disasters in the world. Triggered by heavy rains, storm surges, or rapid snowmelt, floods can strike with little to no warning. Climate change is fueling more intense storms, leading to heavier, faster rainstorms.  RecentContinue Reading