Wi-Fi has become a fundamental part of modern digital life, but its foundation is the same as the technology that allowed your great-grandparents to listen to their favorite radio programs.
Jan. 12, 2021 • ~5 min
internet electromagnetic-spectrum wi-fi radio-waves curiosity electromagnetic-waves
Shifting from fossil fuels to electricity is climate-friendly, but serious cooks don't think much of electric stoves. Will induction cooking finally catch on as an alternative?
Dec. 23, 2020 • ~9 min
climate-change energy electricity cooking natural-gas magnetic-fields electromagnetism household-appliances
Harvard researchers have developed a totally new type of laser that can reach terahertz frequencies offering short-range, high-bandwidth wireless communications, very-high-resolution radar, and spectroscopy.
Nov. 15, 2019 • ~7 min
science-technology engineering physics electromagnetic-spectrum federico-capasso laser terahertz-frequencies tunable-terahertz-laser