Discover the latest self-defense gadgets designed for personal protection and preparedness. This video reviews innovative, ...

Samsung’s Galaxy S20 Ultra wasn’t the first phone to feature a periscopic telephoto lens — both Huawei and Oppo beat the ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Abstract: Today’s smartphones are equipped with sensors that can track and collect data about users’ everyday activities, which can then be transformed into behavioural indicators of users’ health and ...

NASA has scheduled the launch for the Artemis II moon rocket for no earlier than Feb. 8. WTOP will have details on the mission as they become available.