CNN – World

By Ella Nilsen, CNN One of the biggest surprises at last year’s United Nations climate summit came in the form of a handshake. US climate envoy…

By Ashley Strickland, CNN When a polar satellite designed to improve weather forecasting launched early Thursday, an experimental heat shield tagged…

By Jackie Wattles, CNN The James Webb Space Telescope has snapped a remarkably detailed image of a nearby dwarf galaxy. The near-infrared view…

By Ivana Kottasová, Allegra Goodwin, Eve Brennan, Ingrid Formanek and Ella Nilsen, CNN US climate envoy John Kerry announced a new, controversial…

By Katie Hunt, CNN A seven-word inscription discovered by accident on a 3,700-year-old lice comb is the oldest known sentence written in an alphabet,…

By Jackie Wattles, CNN The Artemis I mission, which is expected to send an uncrewed spacecraft on a test mission around the moon, is delayed yet…

By Taylor Nicioli, CNN The wreck of the Titanic sits in two parts at the bottom of the North Atlantic Ocean, slowly decaying nearly 4,000 meters…

By Taylor Nicioli and Ashley Strickland, CNN Turning a coppery shade of red in the sky this Tuesday, November 8, the full moon kicked off Election…

By Kristen Rogers, CNN You probably know that composting banana peels and eggshells can help reduce your negative impact on the environment. But did…

By Sophie Tanno, CNN A billionaire emits a million times more greenhouse gases than the average person, a study has found. The report published by…

By Rachel Ramirez, CNN Aftab Khan felt helpless when torrential floodwaters submerged a third of Pakistan, his home country. Khan’s hometown…

By Ella Nilsen, CNN As global leaders converge in Sharm el-Sheikh, Egypt, for the UN’s annual climate summit, researchers, advocates and the…

By Ashley Strickland, CNN The ocean may be our best hope in fighting the climate crisis — but it needs our help. Due to its vast expanse, the ocean…

By Laura Smith-Spark, CNN The whole world seems to be talking about the climate crisis, thanks to months of wild weather and new science showing that…

By Jackie Wattles, CNN The charred remnants of a rocket booster plunged uncontrolled back to Earth Friday morning, an event decried in the West as an…

By Taylor Nicioli, CNN Never mind that Halloween is over, because “Halloween fireballs,” as NASA calls them, can still be seen blazing…

By Jackie Wattles and Ashley Strickland, CNN The hulking rocket at the heart of NASA’s plans to return humans to the moon arrived at the…

By Ashley Strickland, CNN When the Hunga Tonga-Hunga Ha’apai volcano erupted underwater in January, it created a plume of ash and water that…

By Rachel Ramirez, CNN It’s no longer a secret that single-use plastic is harming the planet. Not only does the process of creating these…

By Ashley Strickland, CNN The burial site of a young child who lived 8,000 years ago has been discovered in Eastern Finland, providing a rare glimpse…

By Hadas Gold, CNN Israelis are heading to the ballot box for an unprecedented fifth time in four years on Tuesday, as Israel holds yet another…

By Ashley Strickland, CNN Astronomers have spotted three near-Earth asteroids that were lurking undetected within the glare of the sun. One of the…

By Ashley Strickland, CNN Colorful, ghostly remnants drift in space where a massive star exploded 11,000 years ago. The Vela supernova remnant, named…

By Ashley Strickland, CNN You never forget your first Mars mission. When NASA’s InSight spacecraft arrived at the red planet on November 26,…

By Ashley Strickland, CNN As Antarctica’s emperor penguins are increasingly threatened by the climate crisis, the flightless seabirds will…