'October is the ideal time to get vaccinated': Flu season is kicking off early, experts say - Flu tests are coming back positive at higher rates than is typical for early fall in several Western states, data suggests. flu

6 hours ago

Cool chemistry trick allows new tattoos to 'turn on and off' -- Researchers created multicolored tattoo inks that are activated by different wavelengths of light, allowing people to hide their tattoos in different scenarios. -- Kenna Hughes-Castleberry -- Published

10 hours ago

Scientists have identified a 'protein signature' in blood that could predict healthy aging -- Having a certain ratio of proteins produced by immune cells in your blood is linked to a higher risk of age-related diseases, scientists report. -- Zunnash Khan -- Published

6 hours ago

James Webb telescope pinpoints the most distant 'fast radio burst' ever seen -- The James Webb Space Telescope has detected the farthest "fast radio burst" ever seen, providing more clues about these mysterious explosions. -- Elizabeth Howell -- Last updated

10 hours ago

Bronze ring with Lighthouse of Alexandria engraving discovered at palace on submerged island in Egypt -- A bronze ring that depicts the Lighthouse of Alexandria has been discovered underwater in the remains of an ancient palace. -- Owen Jarus -- Published

10 hours ago

South Korean 'robot dog' became first to run a marathon on a single battery charge - now we know how -- A quadruped robot scampered more than 26.2 miles of uneven, hilly terrain alongside human runners without needing to be recharged. -- Alan Bradley -- Published

10 hours ago

Big dogs age faster at an epigenetic level, new study finds -- A new study that tracked dogs' aging by reading tiny chemical tags on their DNA found that larger dogs aged more quickly. -- RJ Mackenzie -- Published

10 hours ago

'Freakish' discovery of 9 million-year-old capybara tooth supports idea that Atacama wasn't always a desert -- A 9 million-year-old capybara tooth was found in the Atacama Desert, a surprising find given that these rodents love water. -- Damien Pine -- Published

10 hours ago

The Milky Way is one galaxy - but it used to be thousands, new simulations reveal -- A new supercomputer simulation traces how thousands of small galaxies eventually became the Milky Way. -- Sharmila Kuthunur -- Published

10 hours ago

The central Pacific Ocean just broke a temperature record. Experts say it might signal a new kind of El Ni o. -- The sea surface temperature in a key El Ni o region has exceeded 86 degrees F for the first time on record, hinting that the strength and location of some El Ni o events are transforming. -- Sascha Pare -- Published

10 hours ago

Why are dengue cases surging in Florida this year? An 'unlucky' combination of factors, experts say -- Analysis -- Dengue fever infections are booming in Florida this year, with more local cases than usual and the state's first dengue-related death in nearly a century. Why? -- Olivia Ferrari

1 day ago

OpenAI claims we've entered the AGI era - has GPT-6 Astra really demonstrated general intelligence? -- Analysis -- OpenAI says its newly launched GPT-6 Astra model brings humanity to the threshold of AGI, but external evaluators argue that inflated lab metrics and opaque testing obscure its true reliability. -- Adam Shepherd

1 day ago

Jonathan the tortoise has lived to 194 years old - now scientists think they know why -- DNA samples from Jonathan the 194-year-old tortoise reveal gene variants and epigenetic changes that could contribute to his remarkable lifespan. -- Lauren Schneider -- Published

10 hours ago

'It looks like a chimera' - 168 million years ago, a strange platypus-like mammal relative lived in China alongside dinosaurs -- A predatory mammal-like animal from the Jurassic seems to have characteristics of both a platypus and an otter. -- Chris Simms -- Published

10 hours ago

1,000-mile-long cloud that forms and vanishes on Mars every day obeys 'exotic physics' never seen on Earth -- New simulations suggest that the perplexing Arsia Mons Elongated Cloud (AMEC) repeatedly emerges in the Red Planet's skies thanks to a never-before-seen meteorological process. -- Harry Baker -- Published

10 hours ago

'Completely unexpected': Astronomers spy never-before-seen 'phoenix planet' rising from the ashes of a dead star -- Astronomers have spotted a rare "second-generation" exoplanet closely orbiting the nearby white dwarf HS 0209+0832. An unusual mixture of heavy elements inside this zombie star suggests that "this system has given birth to a new world using the foundations of the old one." -- Harry Baker -- Published

10 hours ago

'Sexy Mantis,' obscene orangutan and prancing sparrowhawk feature in 2026 Nikon Comedy Wildlife Awards -- Photo gallery -- The Nikon Comedy Wildlife Awards has unveiled its finalists for 2026, so let's all have a good laugh at nature. -- Patrick Pester

2 days ago

The Draconids, an unpredictable shower that can bring hundreds of meteors per minute, has begun -- Peaking on Oct. 8-9, the unpredictable Draconid meteor shower is one of the few that's best seen just after dark. Could it produce another meteor storm? -- Jamie Carter -- Published

10 hours ago

'Zombie cells' may drive aging, and scientists are devising new ways to get rid of them -- Analysis -- Immune cells that clear old and dying cells get sluggish with age. Scientists think that rejuvenating these cells could help combat aging. -- Zunnash Khan

2 days ago

Roboticists showcase tiny, frog-like robot that can hop across wet surfaces and swim -- A palm-sized robot inspired by frogs uses snapping rods to jump, swim and navigate an obstacle course. -- Bobby Hellard -- Published

10 hours ago