From journalist to soldier, an example of the revenge sentiment of many Ukrainian women. The fourth autumn of the war brings ...

Discover how a solar-powered drone achieves sustainable flight without a battery. Learn about its design, testing, and future plans.

In September, a Pentagon official said Replicator capabilities were being “transitioned to the appropriate end state users,” ...

DIY creators often push boundaries with clever hacks and unusual builds, but every now and then someone attempts something that feels almost impossible. A drone that flies without a battery certainly ...