CNN – World

By Jackie Wattles and Kristin Fisher, CNN A newly discovered asteroid roughly the size of an Olympic swimming pool has a “small chance” of colliding with Earth in 23 years, with a potential impact on Valentine’s Day in 2046, according to NASA’s Planetary Defense Coordination Office. The asteroid has a 1 in 625 chance of

By Ashley Strickland, CNN The Curiosity rover just sent back a stunning postcard capturing its view of a shimmering sunset on Mars. The NASA rover has been roaming across the surface of Mars for more than 10 years, searching for answers as to why the red planet went from warm and wet to a frozen

By Laura Paddison, CNN The world’s oceans are polluted by a “plastic smog” made up of an estimated 171 trillion plastic particles that if gathered would weigh around 2.3 million tons, according to a new study. A team of international scientists analyzed global data collected between 1979 and 2019 from nearly 12,000 sampling points in

By Ashley Strickland, CNN A nearby star system is helping astronomers unravel the mystery of how water appeared in our solar system billions of years ago. Scientists observed a young star, called V883 Orionis, located 1,300 light-years away using the Atacama Large Millimeter/submillimeter Array of telescopes, or ALMA, in northern Chile. The star is surrounded

By Katie Hunt, CNN Warmer temperatures in the Arctic are thawing the region’s permafrost — a frozen layer of soil beneath the ground — and potentially stirring viruses that, after lying dormant for tens of thousands of years, could endanger animal and human health. While a pandemic unleashed by a disease from the distant past

By Harmeet Kaur, CNN Millions of people in India and around the world celebrating Holi this week. The Hindu festival of love, color and spring is one of the most joyous celebrations of the year. It’s a time when people don simple, inexpensive clothes and take to the streets to drench each other in clouds

By Paula Newton, CNN Amid recent allegations that China attempted to meddle in Canada’s 2019 and 2021 elections, Canadian Prime Minister Justin Trudeau said he would appoint an independent investigator or rapporteur to help identify and combat foreign interference in Canada’s elections and its democracy. “We have long known, and an independent report confirmed it

By Tara Subramaniam, CNN Progress toward gender equality is “vanishing before our eyes,” United Nations Secretary General António Guterres told the Commission on the Status of Women on Monday. Speaking to the key UN women’s rights group ahead of International Women’s Day on March 8, Guterres said gender equality is “300 years away” according to

By Zachary Cohen, Aaron Pellish, Chloe Liu and Heather Chen, CNN The US is working with Ukrainian pilots in the United States to determine how long it would take to train them to fly F-16 fighter jets, three sources briefed on the matter told CNN. Two Ukrainian pilots are currently at a military base in

By Laura Paddison, CNN Nearly 200 countries have agreed to a legally-binding “high seas treaty” to protect marine life in international waters, which cover around half of the planet’s surface, but have long been essentially lawless. The agreement was signed on Saturday evening after two weeks of negotiations at the United Nations headquarters in New

By Xiaofei Xu and Kareem El Damanhoury, CNN Several sub-Saharan countries, including Ivory Coast, Mali, Guinea and Gabon, are helping their citizens return from Tunisia following controversial remarks from the country’s president last month concerning illegal immigration into the North African country. In a meeting of Tunisia’s National Security Council on February 21, President Kais

By Ashley Strickland, CNN The human brain is unrivaled in its capacity to process information. Sure, we have days where our minds don’t feel as sharp. But the extraordinary 3-pound organ is still capable of things that supercomputers and robots can’t do. The human brain evolved to form billions of neurons, enabling us to learn

By Zoe Sottile, CNN After enlisting the public’s help to find Elvis Francois, a sailor who survived weeks lost at sea off of ketchup and seasonings, ketchup giant Heinz has finally tracked him down — and plans to gift him a new boat. On February 14, the company published a call for help on social

By Taylor Nicioli, CNN It’s not every day that effective fungus-killing compounds are discovered, so researchers in Germany knew their recent find needed a special name. Identifying and testing three natural compounds that proved lethal to fungi, they were so impressed they’ve named the chemicals after actor Keanu Reeves, a nod to how he eliminates

By Jackie Wattles, CNN A crew of astronauts aboard a SpaceX Crew Dragon capsule docked at the International Space Station, concluding a one-day trip to rendezvous with the orbiting laboratory after launching from Florida early Thursday. The capsule made first contact with the space station at 1:40 a.m. ET Friday and began opening the hatches