CNN – World

By Ashley Strickland, CNN The James Webb Space Telescope has taken one giant step closer in its mission to unlock the mysteries of the universe. The world’s premier space observatory has successfully completed a number of steps crucial for aligning its 18 gold mirror segments. Having checked this milestone off of Webb’s list, the telescope

By Isabelle Jani-Friend, CNN The cost of natural gas was already rising fast as the world emerged from repeated Covid lockdowns and demand for energy soared. Now the war in Ukraine is pushing prices even higher. In Europe, countries are planning to dramatically slash their reliance on Russian gas, and while the US doesn’t import

By Katie Hunt, CNN The early warning system to detect asteroids that pose a threat to Earth, operated by NASA and its collaborators around the world, got to flex its muscles. It successfully detected a small asteroid 6 1/2 feet (2 meters) wide just hours before it smashed into the atmosphere over the Norwegian Sea

By Tara John and Isabelle Jani Friend, CNN It has been two years since the Covid-19 pandemic became a reality for millions of people in Europe and many of the region’s leaders now believe it is time to move on. But as countries shed restrictions, cases and hospitalizations are slowly inching up and public health

By Kristin Fisher, CNN Veteran former astronaut Scott Kelly tells CNN he is backing off his high-profile Twitter war with the head of the Russian space agency, following a warning from a NASA official that such attacks are “damaging” to the International Space Station mission. The warning came in an email, obtained exclusively by CNN,

By Megan Marples, CNN Watch out giant hornets, your next mating could be your last. Researchers found that giant hornets can be lured into traps using sex pheromones, according to a new study published in the journal Current Biology. The hornets, Vespa mandarinia, are an invasive species in North America and are originally from Asia.

By Ashley Strickland and Jackie Wattles, CNN The International Space Station may be set for retirement at the end of the decade, but there’s still plenty of life left in the orbiting laboratory. The space station is preparing for more power upgrades as two NASA astronauts conducted their first spacewalk of the year on Tuesday.

By Travis Caldwell, CNN In the span of just two weeks, millions of Ukrainian refugees have been forced to flee as the brutal Russian invasion of their homeland continues. The amount of people on the move constitutes “the fastest growing refugee crisis in Europe since World War II,” UN Refugee Agency (UNHCR) Commissioner Filippo Grandi

By Ashley Strickland, CNN As humans, we can’t seem to help leaving traces of ourselves behind everywhere we go. And some of these artifacts are bigger than others. In South America, there is a wall of rock art created by early humans 8 miles (13 kilometers) in length that serves as a record of when