8 billion-year-old radio signal reaches Earth
The burst, named FRB 20220610A, lasted less than a millisecond, but in that fraction of a moment, it released the equivalent of our sun’s energetic emissions over the course of 30 years
One month after experimental pig heart transplant, doctors say they see no signs of rejection or infection
“The physicians taking care of him believe his heart function is excellent”
US conducts nuclear test in Nevada hours after Russian move to revoke global test ban
"These experiments advance our efforts to develop new technology in support of U.S. nuclear nonproliferation goals"
