Category Science

November 20, 2024 4 min read Forcing a Smile Using Electrical Stimulation Can Boost Your Mood Researchers directed electric current to activate targeted facial muscles and then asked study participants how they felt By Rachel Nuwer Plume Creative/Getty Images The…

Physicists have developed a new computational method suggesting that several mysterious particle states discovered over the past 20 years might actually be different manifestations of the same particle, potentially simplifying a long-standing puzzle in quantum physics. Published in Physical Review…

It hasn’t been a good year for people who care about climate change. A hoped-for peak in carbon emissions has failed to emerge, meaning we continue to warm the planet at an accelerating rate (see “Humanity has warmed the planet…

November 20, 2024 4 min read Health Research Could Face Severe Cuts and Changes under Trump Sweeping reorganization and more research scrutiny could be on the way for the U.S. National Institutes of Health By Max Kozlov & Nature magazine The…

A new study reveals that the types and amounts of bacteria in pregnant women’s saliva vary significantly based on their stress levels and mental health status, offering potential insights for monitoring maternal well-being during pregnancy. Published in BMJ Mental Health…

A pigeon-inspired robot has solved the mystery of how birds fly without the vertical tail fins that human-designed aircraft rely on. Its makers say the prototype could eventually lead to passenger aircraft with less drag, reducing fuel consumption. Tail fins,…

CLIMATEWIRE | Climate change increased the maximum wind speeds of every Atlantic hurricane that formed this year, scientists have found. All 11 storms intensified between 9 and 28 miles per hour under the influence of warmer-than-average ocean temperatures. The extra…

In a landmark study mapping nearly 6 million galaxies across 11 billion years of cosmic history, scientists using the Dark Energy Spectroscopic Instrument (DESI) have validated Einstein’s theory of general relativity at the largest scales ever tested. Published in arXiv…

Can AI replicate individual humans? gremlin/Getty Images An experiment simulating more than 1000 real people using the artificial intelligence model behind ChatGPT has successfully replicated their unique thoughts and personalities with high accuracy, sparking concerns about the ethics of mimicking…

The biggest and most powerful rocket ever built now has a half-dozen launches under its belt. SpaceX’s 400-foot-tall (122 meters) Starship megarocket lifted off for the sixth time ever today (Nov. 19), rising off the orbital launch mount at the…