The hunt for exoplanets is venturing beyond the Milky Way. Astronomers using NASA’s Chandra X-ray Observatory have detected what may be the first signs of a planet in another galaxy. The team noticed drops in X-ray brightness that indicate a planet moving in front of a star in the Messier 51 (also known as M51) … Read more
While the coronavirus vaccine is most on the mind today, vaccines for at least 27 diseases are now in use in the United States, according to the Centers for Disease Control and Prevention. This includes vaccines to prevent mumps, measles, flu, pneumonia and more. Of the available vaccines for children and adults, 17 (in addition … Read more
SYDNEY, Nov. 1 (Reuters) – Australia eased international border restrictions for the first time during the pandemic on Monday, allowing some of the vaccinated public to travel freely and many families to reunite, sparking emotional hugs at Sydney airport. After 18 months of some of the world’s strictest coronavirus border policies banning citizens from returning … Read more