The American Red Cross urges donors to make an appointment to give blood or platelets now to keep the blood supply as strong as possible in 2026. Types O, A ...

In recent years, integrated platforms equipped with microcontrollers (with Arduino probably being the best-known brand) have been gaining popularity.

New photo gear can be overpriced and sometimes it's hard to get. The secondhand market delivers better value if you know what to look for. These are my best tips.