Abstract: Light-emitting diode (LED) lamps are widely used for electric lighting due to their low energy consumption, high luminous efficiency and long lifetime. There are, however, several important ...

LED face masks offer a host of transformative skin benefits—they can reduce redness, treat acne, and minimize the look of fine lines, wrinkles, and discoloration. Even better, they don’t require a lot ...

Measure an electrocardiogram (ECG) with an Arduino Uno and an Olimex-EKG-EMG-Shield and calculate the heart rate variability afterward.

American internet personality Alix Earle has remained in the spotlight for her fashion choices, travel photos, and ‘Get Ready with Me’ videos. Now, she’s back in the headlines after sharing a photo of ...