Share this on WhatsApp The smallest, most precise measurement ever made required one of the largest scientific instruments ever constructed. Five years ago the Laser Interferometer Gravitational-Wave Observatory (LIGO) detected a ripple in spacetime that was just one ten-thousandth the width of a proton—a technical tour de force tantamount to pinpointing the distance to the […]
Share this on WhatsApp In many places all over the world, a mask has become mandatory to slow down the spread of SARS-CoV-2. People wear one on the bus or train, during shopping trips or at doctor’s appointments. How does that practice change basic communication? Does a face covering impair social interaction? Facial expression and […]
Share this on WhatsApp It was a poignant coincidence. On May 11, the evening before Anthony Fauci, longtime director of the National Institute of Allergy and Infectious Diseases and public health advisor to eight U.S. presidents, testified remotely to a Senate committee on the dangers of reopening the U.S. economy prematurely, the New York Times […]
