Hackers exploited Zimbra flaw as zero-day using iCalendar files

Researchers monitoring for larger .ICS calendar attachments found that a flaw in Zimbra Collaboration Suite (ZCS) was used in ...

I tested Gemini 2.5 Pro vs Claude 4.5 with 9 challenging prompts — and there's a clear winner

I put Claude 4.5 and Gemini 2.5 to the test with 9 prompts — from coding and logic puzzles to storytelling and creativity — to see which AI comes out on top.
IEEE

SAR Image Simulation for Crater Terrain Using Formation Theory-Based Modeling and Hybrid Ray-Tracing

Abstract: Simulating synthetic aperture radar (SAR) images of crater terrain is a crucial technique for expanding SAR sample databases and facilitating the development of quantitative information ...
PC World

Your body can be fingerprinted and tracked by Wi-Fi signals

As if you didn’t have enough to worry about when it comes to surveillance, researchers have discovered a new way to identify and track people using Wi-Fi signals—and I’m not talking about anything ...