Ukraine

Photo: U.S. Navy photo by Ian Delossantos

October 16, 2024

How the US is defending against drones

Photo: Oundum / iStock / Getty Images Plus / Getty Images

September 24, 2024

GNSS spoofing threatens airline safety, alarming pilots and aviation officials

By Jesse Khalil

Photo: Sauce Reques / Royalty-free / iStock / Getty Images Plus

July 10, 2024

Israeli air base identified as alleged source of GPS disruptions in Mideast

By Jesse Khalil

Figure 1: Scientific observations with GNSS radio occultation (GNSS-RO), GNSS grazing-angle reflectometry (GNSS-GR) and GNSS reflectometry (GNSS-R) techniques from low-Earth orbit (LEO). (Figure provided by the author)

March 13, 2024

Research Report: A Black Hole in Earth science

By Dong L. Wu, Ph.D.

Conceptual design for the Sample Recovery Helicopters (Image: Aerovironment/ NASA/ JPL)

February 21, 2024

Final grounding for Ingenuity?

Image: 3DSculptor / iStock / Getty Images Plus / Getty Images

February 20, 2024

Russia’s space-based nuclear weapon? Here’s an educated guess

Illustration of proposed X-Wing aircraft (Image: DARPA)

January 17, 2024

Kamikazi UAVs and X-Wings

Photo released by General Staff of the Armed Forces of Ukraine on Telegram

December 19, 2023

More about eVTOLs

Image: Maritime Robotics

December 7, 2023

Maritime Robotics, Teledyne Marine deliver USVs to Ukraine

By Jesse Khalil

Image: guvendemir/ E+/Getty Images

November 28, 2023

Beyond the frontlines: The far-reaching effects of electronic warfare

By Jesse Khalil

Digital Editions