These robots can clean, exercise - and care for your elderly parents. Would you trust them to?

After four months of testing, the Oura Ring Gen 4 has impressed us enough to earn the titles of best smart ring and best sleep tracker available. Its innovative features and design make it a standout in the wearable technology market, although it's important to note that it may not suit everyone's needs in the long run.

Recent research is shedding light on why GLP-1 drugs like Ozempic and Wegovy don't lead to weight loss for everyone. Scientists are investigating the role of genetics in determining how individuals respond to these medications. This is important because understanding these differences can help tailor treatments for better outcomes, ensuring that more people can benefit from these weight loss solutions.

SpaceX's Starlink internet service is falling short in providing the necessary bandwidth for Ukraine's frontline combat robots, which is crucial in their ongoing conflict with Russia. This limitation could hinder Ukraine's operational capabilities, making it harder for them to utilize advanced technology in their defense efforts. As the war continues, the effectiveness of such technologies is vital, and any setbacks in communication infrastructure can have significant implications for military strategy.

A groundbreaking new blood test has been developed that can predict the risk of postpartum depression with over 80% accuracy. This advancement is significant as it allows healthcare providers to identify women at risk for this common complication of childbirth, enabling earlier interventions and better treatment options. As awareness and understanding of postpartum depression grow, this test could play a crucial role in improving maternal mental health outcomes.

This week in science news, we explore the dazzling display of comets racing toward the sun and uncover the mystery behind our galaxy's glow. Additionally, scientists share intriguing insights into why time seems to speed up as we age. These discoveries not only captivate our imagination but also deepen our understanding of the universe and our place within it, making it an exciting time for science enthusiasts.

Recent research suggests that Neanderthals were more vulnerable to lead poisoning than modern humans, which may have played a role in our evolutionary advantage. This exposure to lead over millions of years could have contributed to the development of language in humans, setting us apart from our Neanderthal cousins. Understanding these differences not only sheds light on our evolutionary history but also highlights the unique traits that have shaped human civilization.

An intriguing astronaut photo from 2023 captures a unique cranium-like formation in a volcanic caldera in Chad, giving the impression of a skull gazing into the cosmos. This striking image not only showcases the beauty of our planet from space but also highlights the fascinating geological features that can be found in remote locations. Such visuals inspire curiosity about Earth's diverse landscapes and the mysteries they hold.

Recent research by T. S. Bastian and colleagues highlights the significant impact of the Sun's radio emissions on radio telescopes, where the Sun's self-noise often overshadows other celestial sources. This study is crucial as it helps astronomers understand the challenges posed by solar emissions in radio astronomy, potentially leading to improved techniques for observing other astronomical phenomena.

The UN has released a concerning review of national climate plans, indicating that global efforts are falling short in the fight against climate change. With the upcoming climate summit, this news highlights the urgent need for countries to step up their commitments to limit temperature rise and mitigate the impacts of climate change. It matters because the longer we delay action, the more severe the consequences will be for our planet and future generations.

A fascinating discovery in Milan reveals a 17th-century crypt that provides insights into the lives of the city's most impoverished residents during the Renaissance. The bones found beneath a hospital highlight the health and habits of these individuals, shedding light on a lesser-known aspect of history. This finding is significant as it not only enriches our understanding of the past but also emphasizes the social conditions faced by marginalized communities.

SpaceX has successfully launched 28 Starlink satellites from California's central coast, marking another significant step in its mission to expand global internet coverage. This launch not only demonstrates SpaceX's ongoing commitment to enhancing satellite technology but also highlights the company's ability to land rockets at sea, showcasing its innovative approach to space exploration. As more satellites are deployed, the potential for improved internet access worldwide increases, making this event noteworthy for both technology enthusiasts and those in underserved areas.

The rise of AI music generators has led to a troubling trend where scammers upload songs attributed to inactive artists and deceased musicians. This practice not only misleads fans but also undermines the integrity of the music industry. Spotify has acknowledged the issue and is working to combat it, but the persistence of these scams raises concerns about the future of music authenticity.