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 John Kerry and his China counterpart Xie Zhenhua did so at COP26 in Glasgow as they announced a commitment to cooperate on the climate crisis. The countries vowed to

By Ashley Strickland, CNN When a polar satellite designed to improve weather forecasting launched early Thursday, an experimental heat shield tagged along. It could land humans on Mars. The two separate missions both launched aboard a United Launch Alliance Atlas V rocket from Space Launch Complex-3 at Vandenberg Space Force Base in Lompoc, California. Both

By Jackie Wattles, CNN The James Webb Space Telescope has snapped a remarkably detailed image of a nearby dwarf galaxy. The near-infrared view reveals the deepest glimpse yet into a stellar panorama that could offer astronomers an ideal means of studying aspects of the early universe. The image shows a panoply of stars within a

By Ivana Kottasová, Allegra Goodwin, Eve Brennan, Ingrid Formanek and Ella Nilsen, CNN US climate envoy John Kerry announced a new, controversial plan Wednesday to raise cash for climate action in the developing world — by selling carbon credits to companies wishing to offset their polluting emissions. Speaking at the COP27 climate summit in Egypt,

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 again, as NASA’s Space Launch System faces Tropical Storm Nicole, which is now expected to strengthen into a hurricane before it slams into Florida’s East Coast. The space agency

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 (13,000 feet) below the surface, but it’s not alone. A sonar blip detected around 26 years ago has now revealed there’s much more to this underwater area than previously

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 Day with an early morning event of its own — a total lunar eclipse. The second one of the year, the eclipse began at 3:02 a.m. ET, with the

By Kristen Rogers, CNN You probably know that composting banana peels and eggshells can help reduce your negative impact on the environment. But did you know that, once you die, you can do that with your body, too? Human composting — also known as natural organic reduction or the reduction of human remains — is

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 the British-founded charity Oxfam Monday based its findings on detailed analysis of the investments of 125 of the world’s richest billionaires. It found that, contrary to average people, the wealthiest

By Rachel Ramirez, CNN Aftab Khan felt helpless when torrential floodwaters submerged a third of Pakistan, his home country. Khan’s hometown was completely underwater. His friend rescued a woman who had walked barefoot, carrying her sick child, through stagnant floodwaters for 15 miles. And Khan’s own mother, who now lives with him in Islamabad, was

By Ella Nilsen, CNN As global leaders converge in Sharm el-Sheikh, Egypt, for the UN’s annual climate summit, researchers, advocates and the United Nations itself are warning the world is still wildly off-track on its goal to halt global warming and prevent the worst consequences of the climate crisis. Over the next two weeks, negotiators

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 is able to capture at least 25% of the carbon dioxide released by humans into the atmosphere. The underwater world beneath the waves can trap carbon

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 we need to act quicker than we previously thought to avoid the worst consequences. As global leaders meet in the Egyptian resort city of Sharm el-Sheikh for annual climate

By Ashley Strickland, CNN The first complete skeleton of a prehistoric marine reptile was thought to be lost forever in a bombing raid in London in 1941. Paleontologist Mary Anning discovered the ichthyosaur fossil in 1818, two decades before the word dinosaur was even part of our lexicon. The ancient marine reptiles got the name

By Taylor Nicioli, CNN Never mind that Halloween is over, because “Halloween fireballs,” as NASA calls them, can still be seen blazing bright in the night sky over the next few weeks, thanks to the Southern Taurids meteor shower. The shower’s estimated peak isn’t until Saturday, November 5, according to EarthSky, and the Taurids are