Oldest DNA sheds light on a 2 million-year-old ecosystem that has no modern parallel

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — A core of ice age sediment from northern Greenland has yielded the world’s oldest sequences of DNA. The 2 million-year-old DNA samples revealed the now largely lifeless polar region was once home to … Read more

5 things to know for Dec. 7: Senate, Trump Organization, Gas prices, Apple, China

CNN — When astronauts snapped an image of Earth 50 years ago, no one knew it would become one of the world’s most widely reproduced photographs. The striking portrait of our planet, known as the “Blue Marble,” was taken on this day in 1972 – and still fills us with awe decades later. Here’s what … Read more

In the wake of the baby formula crisis, a critical report recommends major food safety changes at the FDA

CNN — To help prevent outbreaks of food-related illness and problems like the formula shortage that left many parents in the US without adequate access to food for their babies, the US Food and Drug Administration needs a clearer mission and a different kind of leadership, and it has to act with more urgency, according … Read more

Measles outbreak in central Ohio grows to more than 50 children, driven by ‘lack of vaccination’

CNN — A measles outbreak in central Ohio is growing, sickening more than 50 children, with many of them needing hospitalization, according to data updated Tuesday by Columbus Public Health. None of the children had been fully vaccinated against measles. Since the start of the outbreak in November, at least 58 measles cases have been … Read more

House Republicans seek testimony from Twitter employees

CNN — House Republicans say they will seek congressional testimony from top Twitter employees who oversaw the company’s handling of a New York Post report on Hunter Biden’s laptop in public hearings when Republicans officially reclaim control of the House in the next Congress, indicating that probes into digital content moderation will figure prominently. On … Read more

The very last 747 jumbo jet is about to roll off Boeing’s assembly line

New York CNN Business — After 53 years and more than 1,570 planes, the last Boeing 747 is set to roll off the assembly line in Washington state Tuesday, on its way to serve as a cargo plane. The once-groundbreaking jumbo jet, with the distinctive second-floor bulge, is perhaps the most notable and popular plane … Read more

Hawaii volcano: State activates National Guard as lava from Mauna Loa slowly inches closer to critical highway

CNN — Officials in Hawaii have activated the state’s National Guard to help in the response to the eruption of Mauna Loawhose lava has been steadily oozing toward a critical highway for days. The fountains of lava that have been shooting from the volcano over the past week are not a threat to communities or … Read more

Jurors in Los Angeles continue deliberations in Harvey Weinstein’s second rape trial

CNN — A Los Angeles jury will return Tuesday to continue its deliberations in the second sexual assault trial of disgraced movie mogul Harvey Weinstein, who is accused of using his Hollywood influence to lure women into private meetings and assault them. In total, jurors have been deliberating for more than six hours as of … Read more

ChatGPT: This AI chatbot is dominating social media with its frighteningly good essays

CNN — Imagine if Siri could write you a college essay, or Alexa could spit out a movie review in the style of Shakespeare. OpenAI last week opened up access to ChatGPT, an AI-powered chatbot that interacts with users in an eerily convincing and conversational way. Its ability to provide lengthy, thoughtful and thorough responses … Read more

Hearing aids may lower your risk for cognitive decline and dementia, study finds

CNN — Hearing aids might be an important tool in the effort to prevent cognitive decline and dementia, according to a new study. Research has established that hearing loss in an important risk factor in developing dementia, but whether intervening with the hearing loss will also treat the progression of cognitive decline has been less … Read more