Ukraine's use of low-cost quadcopters shows how drones can lower the barrier to obtaining long-range precision strike capabilities.

Israel launched attacks on Iran Thursday that targeted nuclear sites and military leaders, reportedly killing the head of Iran’s Revolutionary Guard and some number of nuclear scientists. According to ...

After abruptly firing all the members of an important CDC committee that helps set vaccine policy, Secretary of Health Robert F. Kennedy Jr. appointed eight new members on Wednesday, including some ...