How Can I Improve My Winter Mood? Diet & Exercise
What nutrients are essential for beating winter blues? Winter is often associated with certain nutritional deficiencies, such as vitamin D deficiency. Addressing these deficiencies and including certain foods in your diet may help beat the winter blues. Vitamin D There are conflicting reports about the link between low vitamin D levels and low mood. However, […]
Strobe light for 5G: Imaging system spotlights the tiny mechanical hearts at the core of every cellphone: Movies of minuscule vibrations reveal how well 5G and other mobile networks are operating
Inside every cellphone lies a tiny mechanical heart, beating several billion times a second. These micromechanical resonators play an essential role in cellphone communication. Buffeted by the cacophony of radio frequencies in the airwaves, these resonators select just the right frequencies for transmitting and receiving signals between mobile devices. With the growing importance of these […]