Rajesh Uppal

Rajesh Uppal

China’s Shijian-19: A New Era in Reusable Satellites and Space-Based Innovation

China has taken another bold step in its rapidly advancing space program with the successful launch of the Shijian-19 satellite, a reusable spacecraft designed to support cutting-edge research in space breeding and critical technology demonstrations. Launched aboard a Long March…

The Grid Under Fire: Why Cyber Attacks on Energy and Nuclear Facilities Are a Clear and Present Danger

Cyber attacks on power grids and nuclear plants are no longer just a distant possibility—they’re happening now. With critical infrastructure increasingly targeted by hackers, the risks extend from economic disruption to national security crises. This article explores the threats, real-world…

The Next Semiconductor Revolution: How DARPA’s Ultra-Wide Bandgap Program Is Redefining Power Electronics

In the world of microelectronics, efficiency is everything. From data centers and electric grids to radar systems and electric vehicles, the quest for smaller, faster, and more power-efficient devices has driven decades of innovation. Yet silicon—the workhorse of the semiconductor…