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Story by Reuters and Angela Dewan, CNN The world’s oceans in 2021 grew to their warmest and most acidic levels on record, while melting ice sheets helped push sea levels to new heights, the World Meteorological Organization (WMO) said on Wednesday, prompting a call to action from United Nations chief António Guterres. Oceans saw the

By Jessie Yeung and Rhea Mogul, CNN Pollution caused one in six deaths worldwide in 2019, a new study has revealed — more than the annual global tolls for war, malaria, HIV, tuberculosis, drugs or alcohol. The study, published Tuesday by the Lancet Commission on pollution and health, found pollution kills 9 million people every

By Ashley Strickland, CNN The NASA InSight lander, which has been revealing the mysterious interior of Mars since 2018, is coming to an end. Due to a decreasing power supply, the mission will cease scientific operations by the end of late summer, said Kathya Zamora Garcia, InSight deputy project manager at NASA’s Jet Propulsion Laboratory

CNN Editorial Research Here’s a look at the life of convicted terrorist Zacarias Moussaoui, who is serving a life sentence in prison without parole for his part in plotting the 9/11 attacks. Personal Birth date: May 30, 1968 Birth place: St. Jean-de-Luz, France Birth name: Zacarias Moussaoui Father: Omar Moussaoui Mother: Aicha el-Wafi Education: South

By Katie Hunt, Megan Marples and Ashley Strickland, CNN The moon glowed red on Sunday night and the early hours of Monday, after a total lunar eclipse that saw the sun, Earth and moon form a straight line in the night sky. During a full lunar eclipse, the moon passes through the darkest part of

By Ashley Strickland, CNN Whenever I travel, I always try to catch the sunrise. There is something about watching light spill over a new place, every aspect just waiting to be explored. It reminds me of the concept in astronomy of first light, when a new telescope observes the universe for the first time. The

By Ashley Strickland, CNN For the first time, astronomers have captured an image of the supermassive black hole at the center of our galaxy. It’s the first direct observation confirming the presence of the black hole, known as Sagittarius A*, as the beating heart of the Milky Way. Black holes don’t emit light, but the

CNN Editorial Research Here’s a look at the use of performance-enhancing drugs in sports. Facts “Doping” by professional athletes has been acknowledged as a problem since at least the 1960s. The issue gained prominence as a result of the Bay Area Laboratory Co-Operative (BALCO) investigation, tell-alls by former professional athletes, a 2007 report on drugs

By Ashley Strickland, CNN China’s Zhurong rover has found evidence suggesting that water persisted on Mars for much longer than expected. Zhurong landed in a large plain in Mars’ northern hemisphere called Utopia Planitia on May 15, 2021 — where NASA’s Viking 2 lander touched down in 1976. The rover’s primary mission, which lasted for

By Katie Hunt, CNN A tiny fragment of the asteroid that hit Earth 66 million years ago may have been found encased in amber — a discovery NASA has described as “mind-blowing.” It’s one of several astounding finds at a unique fossil site in the Hell Creek Formation in North Dakota that has preserved remnants

By Megan Marples, CNN An Asiatic cheetah has given birth to cubs at a facility in Iran, marking the first time the species reproduced in captivity, according to the Iranian Cheetah Society. Three young cheetahs were welcomed into the world at the Asian Cheetah Breeding Center of the Turan Biosphere Reserve in Tehran, according to

By Ashley Strickland, CNN This is the big one scientists have been anticipating. The NASA InSight lander just detected the biggest quake ever found on another planet — a marsquake with a magnitude of 5 that took place on the red planet on May 4. “Since we set our seismometer down in December 2018, we’ve