Category Archives: CNN – World

Medieval Europeans regularly reopened graves — and not to rob them

Early Medieval graves in Europe were reopened as part of widespread burial traditions — not only by grave robbers, as experts previously thought. Hundreds of graves dating from the fifth century to the seventh century AD in an area stretching from Transylvania to England were opened as part of regular mortuary customs in order to…MORE

New images help solve celestial mystery of Betelgeuse’s great dimming

New images help solve celestial mystery of Betelgeuse’s great dimming

Betelgeuse, a bright star visible in the Orion constellation in the night sky, has beguiled and puzzled space scientists since late 2019. The red giant, a star in the last stages of its life, experienced two significant drops in brightness, which caused some astronomers to believe that it was nearing its end and could explode…MORE

Watch astronauts give the International Space Station a power boost

Watch astronauts give the International Space Station a power boost

The International Space Station is about to get a powerful upgrade. On Wednesday morning, NASA astronaut Shane Kimbrough and European Space Agency astronaut Thomas Pesquet will conduct a spacewalk to begin the installation of new solar arrays. The panels will help provide a power boost to the space station. The walk is scheduled to begin…MORE

New space telescope could spot potentially hazardous asteroids heading for Earth

New space telescope could spot potentially hazardous asteroids heading for Earth

A new space telescope that could spot potentially hazardous asteroids and comets heading for Earth is one step closer to reality. The Near-Earth Object Surveyor space telescope, or NEO Surveyor, has been approved by NASA to move forward to the design phase. The 20-foot-long (6-meter-long) infrared telescope would bolster planetary defense by helping astronomers find…MORE

Songbirds act as one when they sing together, new study suggests

Songbirds act as one when they sing together, new study suggests

Singers performing a duet, jazz players riffing together effortlessly, paired-up dancers never skipping a step: great performers are so coordinated, they become one. What are the mechanisms that regulate coordination and cooperation? Neurobiologists are learning more from some of nature’s foremost musical performers: songbirds. The brains of duetting songbirds are linked together during performances, a…MORE

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