Space

Subscribe to CNN’s Wonder Theory science newsletter to journey through the cosmos with updates on discoveries, breakthroughs, and more from the scientific world. Often recognized by its reddish appearance, Mars has long been known as the Red Planet. Now, new research may have identified the true cause behind that signature shade—challenging a long-held scientific assumption. Mars has been one of the most thoroughly observed planets thanks to its relative proximity and decades of robotic

Note from the Editor: A version of this article was originally featured in CNN's Wonder Theory science newsletter. Want it delivered straight to your inbox? Subscribe for free here. Deep within our planet, an enduring enigma continues to intrigue scientists: Earth’s inner core. Comprised primarily of iron and nickel, this intensely hot, solid sphere is roughly 70% the size of our moon. A recent study suggested that the core has reversed its rotation, and now, researchers have discovered

Subscribe to CNN's Wonder Theory Science Newsletter. Dive into updates on groundbreaking discoveries, innovative scientific research, and the mysteries of the cosmos. A tiny celestial object, once nicknamed Earth's temporary "mini-moon" last year, could actually be a fragment of the Moon that broke away thousands of years ago. The near-Earth body, officially named 2024 PT5, has an estimated width of 33 feet (10 meters). Even so, researchers confirm that its trajectory poses

Subscribe to CNN's Wonder Theory Science Newsletter to uncover the wonders of the universe. Stay updated on groundbreaking discoveries, remarkable scientific strides, and more. On a calm, sunny afternoon in Canada’s Prince Edward Island, Joe Velaidum and his partner, Laura Kelly, decided to take their dog for a walk. While in their yard, Velaidum noticed a stray leash and paused briefly to pick it up before continuing their stroll. Moments later, a meteorite hurtled down, striking the very

Subscribe to CNN’s Wonder Theory science newsletter to dive into the cosmos and stay updated on groundbreaking discoveries, scientific advancements, and more. On a once-quiet launchpad in Florida that hasn’t seen action in nearly two decades, a towering new rocket measuring around 320 feet (98 meters) is ready for its debut flight. Developed by Jeff Bezos’ company, Blue Origin, this rocket represents a major milestone for the aerospace firm. The uncrewed vehicle, named New Glenn, will serve as

WASHINGTON, Sept 24 - SpaceX, led by Elon Musk, has been urged to uphold the "highest level of safety" by the head of the U.S. Federal Aviation Administration (FAA) on Tuesday, as he defended a suggested $633,000 fine for the company's noncompliance with safety regulations in 2023 prior to two launches. "They’ve been in this business for two decades, and they must maintain top-tier safety standards, including implementing a safety management system (SMS) and creating a

Join CNN’s Wonder Theory science newsletter for the latest updates. Dive into the wonders of the universe with exciting news on groundbreaking discoveries, scientific advancements, and much more. Astronomers have detected a colossal pair of jets emerging from a supermassive black hole located 7.5 billion light-years from our planet. Stretching across an impressive 23 million light-years, these jets are the largest ever observed, according to cutting-edge findings published in a recent study.

Subscribe to CNN's Wonder Theory science newsletter. Engage in a journey through the cosmos with updates on groundbreaking discoveries, scientific progress, and more. What could provide the ultimate solution to energy challenges for an advanced civilization? Freeman Dyson, a celebrated British-American physicist, postulated such a solution: a massive shell made up of mirrors or solar panels surrounding a star, capturing all of its energy output. “Within a few thousand years of