WASHINGTON — Editor’s note: November is Native American Heritage Month. First proclaimed by President George H. W. Bush in 1990, it is an opportunity to acknowledge the histories and cultures of Native people across the U.S., highlighting the challenges they have faced, their sacrifices and their contributions. “Native Americans have influenced every stage of America’s development,” […]
ANCHORAGE, ALASKA – The Alaska Native Science & Engineering Program is hosting 29 students from the Lower Yukon School District and St. Mary’s City School District at its joint Middle School Academy. Aimed at developing an early interest in science, engineering, technology and math, Middle School Academies create hands-on learning opportunities for students such as […]
A team working with ESO’s High Accuracy Radial velocity Planet Searcher (HARPS) at the La Silla Observatory in Chile has found that the red dwarf star Ross 128 is orbited by a low-mass exoplanet every 9.9 days. This Earth-sized world is expected to be temperate, with a surface temperature that may also be close to […]
An asteroid, also known as the Chicxulub Impactor, hit Earth some 66 million years ago, causing a crater 180 km wide. The impact of the asteroid heated organic matter in rocks and ejected it into the atmosphere, forming soot in the stratosphere. Soot is a strong, light-absorbing aerosol that caused global climate changes that triggered […]