Abstract: Photoplethysmography (PPG) has been widely used in consumer and medical devices for assessing heart rate blood oxygen and blood pressure levels, together with electrocardiography (ECG). One ...

Hollywood neighborhoods Friday can expect a dedicated street light repair team to turn the lights back on in areas that have been dark for some time. In a 14-0 vote, the Los Angeles City Council ...

Artificial intelligence is consuming enormous amounts of energy, but researchers at the University of Florida have built a chip that could change everything by using light instead of electricity for a ...

(CNN) — Catherine, Princess of Wales, and her daughter Charlotte played a festive piano duet that aired Wednesday as part of an annual Christmas service celebrating “love in all its forms,” according ...

Harbor Springs band students held a pair of annual holiday “collage” concerts last Wednesday afternoon and evening at the High School Performing Arts Center. The concerts were full productions ...

SEATTLE — Link light rail service will be temporarily suspended between Capitol Hill and Stadium stations from 11 p.m. Saturday, until 10 a.m. Sunday, while Sound Transit works to install advanced ...

(NBC, KYMA) - Mariah Carey is set to perform at the opening ceremony for the 2026 Winter Olympics in Milan-Cortina, Italy. The 56-year-old singer, best known for the hit "All I Want For Christmas Is ...

It's a News Hour tradition to ask members of the armed forces to record a holiday song. To celebrate Hanukkah, we bring you the song "Rock of Ages," which was composed in the 13th century. This video ...

IDAHO FALLS, Idaho (KIFI) — Heads up, Idaho Falls! The globally recognized Light the World Giving Machines have arrived in Idaho Falls, offering a unique opportunity to give back to the community this ...