Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN  —  The first photo ever taken of a black hole looks a little sharper now. Originally released in 2019, the unprecedented historic image of the supermassive black hole at the center of the galaxy Messier 87 captured an essentially invisible celestial object using direct imaging. The image presented the first direct visual evidence that black holes exist, showcasing a central dark region encapsulated by a ring of light that looks brighter on one side. Astronomers nicknamed the object the…

Sign up for CNN’s Adulthood, But Better newsletter series. Our seven-part guide has tips to help you make more informed decisions around personal finance, career, wellness and personal connections. CNN  —  Tupperware, the iconic kitchen brand that’s been a household name for decades, recently received a lifeline from its creditors, but the business still faces extreme challenges. Given the brand’s prospects, you might be wondering how long your stash of its food storage containers is safe to use — especially if it’s vintage. Figuring out the answer to that question for any type of reusable plastic food storage products —…

Editor’s Note: Ian Kerner is a licensed marriage and family therapist, writer and contributor on the topic of relationships for CNN. He is the author of a guide for couples, “So Tell Me About the Last Time You Had Sex.” CNN  —  A lot of heterosexual male clients are coming into my practice admitting they picked their partner without considering sexual attraction. During couples therapy sessions with his partner in the room, the man will claim that he doesn’t know why he isn’t experiencing desire. Maybe it’s stress, low testosterone or feeling anxious. But when I meet with him individually,…

Editor’s Note: Sign up for CNN’s Stress, But Less newsletter. Our six-part mindfulness guide will inform and inspire you to reduce stress while learning how to harness it. CNN  —  I’ve been working steadily for hours but feel as if I haven’t even started. My attention is being pulled from my assigned task — writing this story — by a myriad of what I believe are necessary work interruptions. (OK, a couple were from my cat, who also firmly believes in their necessity.) My kids and I call days like this “squirrel days” in honor of Dug, the talking dog…

Editor’s Note: Sign up for CNN’s Adulthood, But Better newsletter series. Our seven-part guide has tips to help you make more informed decisions around personal finance, career, wellness and personal connections. CNN  —  Once a week, ADHD coach Robin Nordmeyer joins a Zoom meeting with other coaches while she writes blogs, does administrative tasks or works on content for presentations she has been putting off. Nordmeyer, who has ADHD, isn’t necessarily using the meeting to collaborate with others — she just needs their presence as a motivator to help her get things done. “I run a business, and I have…

Editor’s Note: This story was first published in 2020 and has been updated. CNN  —  Whether you’re without power, enduring extreme heat or trying to save money, there are ways to feel comfortable without artificial cooling. Heat can foster fun summer activities, but the body shouldn’t be too hot for too long, as too much heat can harm your brain and other organs, according to the US National Institutes of Health. Sweating is the body’s natural cooling system, but when that’s not enough, there’s increased risk for developing the heat-related illness hyperthermia — signs of which include heat cramps, heat…

CNN  —  Mifepristone, one of two drugs used for medication abortions, can continue to be mailed to patients without an in-person visit with a doctor following the US Supreme Court rejection of a lawsuit challenging regulation of the abortion pill. “While many women obtain medication abortion from a clinic or their OB-GYN, others obtain the pills on their own to self-induce or self-manage their abortion,” said Dr. Daniel Grossman, a professor of obstetrics, gynecology and reproductive sciences at the University of California, San Francisco. “A growing body of research indicates that self-managed abortion is safe and effective,” he said. Mifepristone…

CNN  —  Human-caused climate change has already made heat waves around the world more frequent and intense. Scientists who study the role of global warming on weather say that every heat wave today bears the fingerprints of the climate crisis. Climate change, driven primarily by humans burning fossil fuels, is worsening global extreme weather in general, but much of that change is related to heat. In the US, heat kills more Americans than any other weather-related disaster, and it will only continue to worsen as the world heats up from burning fossil fuels. Here’s what happens to your body in…