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By Katie Hunt, CNN (CNN) — Some 400 million years ago, long before dinosaurs or even trees had evolved, an enigmatic organism towered over the landscape like a prehistoric monolith. Now, new research makes the case that the ancient life form is not a plant, animal or fungi and instead may be a completely unknown

By Issy Ronald, CNN London (CNN) — In an idyllic corner of an English field, beneath the lush green grass and yellow buttercups sprouting in the sunshine, archaeologists made a grim discovery. Sifting through the soil, they found a pit dating back around 1,200 years, filled with skeletons — some complete, some dismembered — that

By Ashley Strickland, CNN (CNN) — There is nothing like the excitement of a rocket launch. I’ll never forget the feeling of being at NASA’s Kennedy Space Center in Florida for the highly anticipated liftoff of the uncrewed Artemis I mission in 2022. I had reported on space and science news for nearly a decade,

By Katie Hunt, Jackie Wattles, Ashley Strickland, CNN (CNN) — NASA is now targeting March for the earliest possible launch of its historic Artemis II lunar moon mission, which will send four astronauts into deep space for the first time since the Apollo program ended more than five decades ago. The decision came in the

By Ella Nilsen, CNN (CNN) — A federal judge on Monday dealt a fifth blow to the Trump administration’s attempts to kill the offshore wind farms under construction up and down the east coast. In December, Trump suspended all five offshore wind projects under construction in federal waters off the coast of New England, New

By Jackie Wattles, CNN (CNN) — A crucial test of NASA’s towering Space Launch System rocket is underway — marking one of the final steps before the vehicle launches four astronauts into deep space for the first time since the Apollo program ended more than five decades ago. The mission could launch as soon as

By Ashley Strickland, CNN (CNN) — Look to the sky this weekend for a chance to see February’s wintry full moon, which comes as four astronauts prepare to make a historic journey around the silvery orb. The full moon will peak at 5:09 p.m. ET Sunday, occurring near sunset and appearing fullest while low in

By Jackie Wattles, CNN (CNN) — Blue Origin announced Friday that it is pausing flights aboard its suborbital space tourism rocket New Shepard. Since 2021, New Shepard has provided 10-minute flights to the edge of space for wealthy thrill seekers, celebrities and special guests. The company, founded by Amazon billionaire Jeff Bezos, said in a

By Jacopo Prisco, CNN (CNN) — Scientists have discovered the largest organic molecule containing sulfur — a key ingredient for life — ever identified in interstellar space. The researchers call the discovery a “missing link” in scientists’ understanding of the cosmic origins of life’s chemistry. Sulfur is the 10th most abundant element in the universe

By Amarachi Orie, CNN (CNN) — As the sea ice melts due to climate change, the trend of polar bears getting thinner and having fewer cubs has been well documented in areas such as Baffin Bay, a stretch of ocean between Greenland and Canada’s Baffin Island, and Hudson Bay in northeastern Canada. A population of

By Ashley Strickland, CNN (CNN) — NASA’s Space Shuttle Challenger lifted off 40 years ago with an unusual crew. In addition to six astronauts, the mission took flight with a teacher on board. Christa McAuliffe, the first educator selected for a new Teacher in Space Project, said in a news conference before the flight that

CNN By Kristen Rogers, CNN (CNN) — At the dawn of the nuclear age, scientists created the Doomsday Clock as a symbolic representation of how close humanity is to destroying the world. On Tuesday, nearly eight decades later, the clock was set at 85 seconds to midnight — the closest the timepiece has ever been

CNN By Kristen Rogers, CNN (CNN) — At the dawn of the nuclear age, scientists created the Doomsday Clock as a symbolic representation of how close humanity is to destroying the world. On Tuesday, nearly eight decades later, the clock was set at 85 seconds to midnight — the closest the timepiece has ever been

By Kristen Rogers, CNN (CNN) — At the dawn of the nuclear age, scientists created the Doomsday Clock as a symbolic representation of how close humanity is to destroying the world. On Tuesday, nearly eight decades later, the clock was set at 85 seconds to midnight — the closest the timepiece has ever been to

By Jackie Wattles, CNN (CNN) — When four astronauts begin a historic trip around the moon as soon as February 6, they’ll climb aboard NASA’s 16.5-foot-wide Orion spacecraft with the understanding that it has a known flaw — one that has some experts urging the space agency not to fly the mission with humans on

By Jacopo Prisco, CNN (CNN) — Space junk falling out of orbit and crashing toward Earth is a growing threat. Indeed, old satellites and spacecraft parts reenter our planet’s atmosphere more than three times a day. When these objects burn through the atmosphere, they can release harmful substances, and if they reach Earth’s surface, they

By Andrew Freedman, CNN (CNN) — The frigid temperatures, massive snow and deadly ice storm taking shape east of the Rockies might seem to conflict with life on a rapidly warming planet. But all of these things still happen, even with climate change, and some of them could be even more severe than before when

By Ella Nilsen, CNN (CNN) — As an electricity crunch drives bills higher around the country, big tech companies building power-hungry data centers are increasingly offering to pay for more of the energy they consume, so everyday people don’t get stuck with the bill. At least, that is the message from seven large tech companies