Danielm Murphy News Today

"Satellite tracking website “Orbiting Now” lists 9,494 active satellites. GAO estimates 58,000 satellites will launch within next six years. Subsequent decommissioning of more LEO satellites raises legitimate concerns about impact on ozone layer."

“If I Had A Hammer is a great 1960s song title by The Mamas and the Papas. It means different things to all of us. As for Joe Biden, he uses his hammer power to destroy all things American."

This article explores optomechanical mass sensing, as opposed to conventional mass spectrometers, which classify analytes by measuring their mass-to-charge ratio.