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By Jackie Wattles, CNN (CNN) — Boeing’s Starliner spacecraft and its crew have been in space for more than a month — much longer than the weeklong stay initially expected. The vehicle has suffered technical issues that have delayed its return indefinitely, and there’s still no return date on the horizon. But the two astronauts piloting

By Katie Hunt, CNN (CNN) — The oldest known plague victims date back to around 5,000 years ago in Europe. But it’s never been clear whether two cases, one in Latvia and one in Sweden, were isolated and sporadic or evidence of a wider outbreak. A new study, based on ancient DNA recovered from 108

By Louis Mian, CNN London (CNN) — A previously unknown species of plant-eating dinosaur roamed on an island off the south coast of England around 125 million years ago, new research has found. The dinosaur would have been the size of a large American bison and weighed around a ton, according to Jeremy Lockwood, a

By Jackie Wattles, CNN (CNN) — The European Space Agency’s member countries have endured a months-long space access predicament while waiting to add a functioning launch vehicle to their toolbox. But a new rocket, dubbed Ariane 6, just launched on its maiden mission after years of delays and hang-ups in the development process. The flight

By Mindy Weisberger, CNN (CNN) — About half a billion years ago, a volcanic eruption near a shallow sea in what’s now Morocco preserved some of the most complete specimens ever found of buglike sea creatures called trilobites, revealing anatomical details that scientists had never seen before. Within moments, a fast-moving torrent of hot ash

By Lex Harvey and Laura Paddison, CNN (CNN) — Would you like that burger medium rare, well-done, or lab-grown? Researchers in South Korea say they’ve developed a new way to make lab-grown meat taste like the real deal. It may look like a transparent, bubble gum pink-colored disc, but scientists hope it could revolutionize the

By Laura Paddison, CNN (CNN) — The Atacama Desert in northern Chile is one of the driest places on Earth, but swaths of its usually barren sand are currently carpeted with a colorful bloom of white and purple flowers. The Atacama Desert is known as the Disierto Florida (the “flowering desert”) because every few years

By Ashley Strickland, CNN (CNN) — An exoplanet the size of Jupiter has long intrigued astronomers because of its scorching temperatures, screaming winds and sideways rain made of glass. Now, data from the James Webb Space Telescope has revealed another intriguing feature of the planet known as HD 189733b: It smells like rotten eggs. Researchers

By Jacopo Prisco, CNN (CNN) — The eyed needle — a sewing tool made of bones, antlers or ivory that first appeared around 40,000 years ago in southern Siberia — might be hiding important clues about the beginnings of fashion, a new study has found. Researchers looked at existing archaeological evidence from dozens of sites

By Katie Hunt, CNN (CNN) — The grasslands, glaciers and snow-tipped peaks of the Tibetan Plateau are breathtaking, but the vast expanse in Central Asia is also one of Earth’s harshest environments. When I traveled to the plateau three decades ago, my head pounded, and I got sluggish from altitude sickness. Archaeologists long believed the

By Ashley Strickland, CNN (CNN) — When NASA scientists recently tracked the orbits of two space rocks as they made close approaches of Earth, they discovered a surprise: One of the asteroids has a little moon. Astronomers regularly track the trajectories of asteroids to ensure that none of them are on a potential collision course

By Barbie Latza Nadeau, CNN (CNN) — Set atop a hill on the Italian island of Sicily, Agrigento is a heritage tourist’s paradise. Beneath the archaeological structures and relics of its Valley of the Temples lies an ancient maze-like aqueduct system that still captures water today. But the aqueduct, and others built in modern times, are

By Ashley Strickland, CNN (CNN) — A massive, fanged creature with a head shaped like a toilet seat lurked in swamps near the edge of the world 280 million years ago, long before the first dinosaurs appeared, new research has found. Now, scientists who made the surprising discovery of its fossils in Namibia and Brazil

By Mindy Weisberger, CNN (CNN) — Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling around inside a bigger top, shrouded in mystery. This inner core has intrigued researchers since its discovery by Danish seismologist Inge Lehmann in 1936, and how it moves — its

By Jack Guy, CNN (CNN) — Hippos can get airborne when moving at high speeds over land, according to a new study. This is the first time that the animals, which can weigh more than 2,000 kilograms (2.2 tons) and spend much of their time in water, have been found to lift all four limbs

By Issy Ronald, CNN (CNN) — Buried deep in an Australian cave, archaeologists have uncovered evidence that an Aboriginal ritual may have been passed down 500 generations and survived 12,000 years, making it the oldest known continuous cultural practice in the world, according to a new study. While investigating Cloggs Cave, situated near Buchan –

By Laura Paddison, CNN (CNN) — When Hurricane Ida battered Louisiana with catastrophic flooding and powerful winds in August 2021, more than 1 million people lost power. Then came the heat wave. Temperatures rose above 90 degrees Fahrenheit — a sucker punch to those sweltering in their homes, unable to turn on air conditioning as

By Katie Hunt and Lex Harvey, CNN (CNN) — Up a rocky cliff face, through a narrow opening, and at the end of a snaking passage lies a painting that archaeologists say is the world’s oldest known example of storytelling in art history. Located inside the limestone cave of Leang Karampuang in the Maros Pangkep

By Ashley Strickland, CNN (CNN) — Humans aren’t the only ones capable of performing amputations to save lives. Florida carpenter ants have been observed biting off the injured limbs of nestmates, depending on the location of the wounds, to help their counterparts survive, according to a new study. About 90% to 95% of the ants

By Katie Hunt, CNN (CNN) — Denisovans survived and thrived on the high-altitude Tibetan plateau for more than 100,000 years, according to a new study that deepens scientific understanding of the enigmatic ancient humans first identified in 2010. Researchers analyzed thousands of animal bone fragments unearthed at Baishiya Karst Cave, 3,280 meters above sea level near