Tag Archives: Proteins

The Covid-19 vaccines were powerfully protective, preventing millions of deaths. But in a small number of people, the shots may have led to a constellation of side effects that includes fatigue, exercise intolerance, brain fog, tinnitus and dizziness, together referred to as “post-vaccination syndrome,” according to a small new study. Some people with this syndrome appear to show distinct biological …

Our solar system contains planets, dwarf planets, asteroids and comets — but only one world is known to harbor life. Scientists have long debated whether Earth is truly unique. Perhaps our planet just happened to have the right combination of ingredients, conditions and timing to allow life to emerge. But a pinch of grit from a distant asteroid collected by …