Learn how US aircraft carriers navigate when aircraft radar and aircraft GPS fail, using celestial navigation, dead reckoning, and resilient backup systems in contested warzones. Pixabay, ...

In September 2025, a Widerøe Airlines flight was trying to land in Vardø, Norway, which sits in the country’s far eastern arm, some 40 miles from the Russian coast. The cloud deck was low, and so was ...

We rely daily on the GPS on our phones to get to many different places in our lives. However, the technology stops working in the depths of the ocean, which is why submarines need something different.