Share this on WhatsApp “You know, the other day we had a bright, sunny day as we do today in New York, after many days of gloomy darkness and cold. And I went outside to get some milk and saw the streets were full of people. And they were all young people who’d somehow gotten the […]
Share this on WhatsApp Albert Einstein’s twin paradox is one of the most famous thought experiments in physics. It postulates that if you send one of two twins on a return trip to a star at near light speed, they will be younger than their identical sibling when they return home. The age difference is […]
Share this on WhatsApp US President Joe Biden has replaced his disgraced science adviser, Eric Lander, with two scientists who will split Lander’s duties “until permanent leadership is nominated and confirmed”, according to the White House. Alondra Nelson, deputy director for science and society at the Office of Science and Technology Policy (OSTP), which Lander led, […]