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By Ashley Strickland, CNN Focusing on gratitude has helped me through this year. And in the spirit of Thanksgiving, I wanted to say that I’m so thankful for all of you in this feel-good edition of Wonder Theory. Thank you for joining us on our exploratory adventures through the wonders of space and science. Thank

By Ivana Kottasová, CNN As fears mount over the newly identified coronavirus variant Omicron, governments around the world are scrambling to protect their citizens from a potential outbreak. The new mutation, which is potentially more transmissible, was first discovered in South Africa and has since been detected in Australia, United Kingdom, Germany, Israel, Italy, the

By Melissa Mahtani, Aditi Sangal Adrienne Vogt and Fernando Alfonso, CNN The-CNN-Wire™ & © 2021 Cable News Network, Inc., a WarnerMedia Company. All rights reserved.

By David McKenzie, Ghazi Balkiz and Ivana Kottasová, CNN The discovery of a new and potentially more transmissible coronavirus variant by South African health authorities has sparked a forceful reaction across the world with a number of countries banning travelers from several southern African countries. The newly identified variant, currently known as B.1.1.529, appears to

By Kara Fox, Krystina Shveda, Natalie Croker and Marco Chacon, CNN Monterey Park. Atlanta. Orlando. Las Vegas. Newtown. Parkland. San Bernardino. Uvalde. Ubiquitous gun violence in the United States has left few places unscathed over the decades. Still, many Americans hold their right to bear arms, enshrined in the US Constitution, as sacrosanct. But critics

By Katie Hunt, CNN The first fossil evidence of a pine cone sprouting seeds has been preserved in 40 million-year-old amber. Seed germination typically occurs in the ground after a seed has fallen, but several embryonic stems were captured emerging from the ancient pine cone in a rare botanical feat known as precocious germination, or

By Angela Dewan and Isabelle Jani-Friend, CNN There were few memorable moments at the COP26 climate conference in Glasgow earlier this month, but a video address by the foreign minister of Tuvalu, speaking in a suit while knee-deep in tropical waters, is a hard one to forget. It was simple but strong message — while

By Ashley Strickland, CNN The holidays still happen in space, they just look a little bit different. But the sentiments are the same. “I’m going to do whatever I can to show how thankful I am for my crewmates,” said NASA astronaut Mark Vande Hei in a NASA video shared from the International Space Station

By Sherry Liang, CNN The first tracings of dinosaurs in Missouri were found in the 1940s on the Chronister family’s property when they were digging a well. In October, nearly 60 years later, another set of fossils from the same species were uncovered about 50 feet (15 meters) away. After comparing and matching the tail

By Rob Picheta and Isabelle Jani-Friend, CNN Europe could suffer another 700,000 Covid-19 deaths by March, the World Health Organization (WHO) has said. It’s the latest in a series of dire warnings for the region, which is in the grip of a devastating fourth wave of cases that has plunged several countries back into lockdown.

By Ashley Strickland, CNN A NASA spacecraft that will deliberately crash into an asteroid has successfully launched. The DART mission, or the Double Asteroid Redirection Test, lifted off at 10:21 p.m. PT on November 23 (1:21 a.m. ET November 24) aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California. Live coverage