ScienceDaily

Cambridge researchers have created a groundbreaking $10 optical sensor that delivers the precision of laboratory equipment in a device small enough for wearable technology. It identified foods, plastics, and medicines with 100% accuracy in tests and demonstrated the ability to monitor blood glucose, alcohol, and other health markers without invasive procedures.

A massive analysis of 2,884 exploding stars has uncovered new evidence that dark energy, the mysterious force accelerating the universe’s expansion, may change over time. The findings challenge a cornerstone of modern cosmology and could reshape our understanding of how the universe works.

Forty years after the Chornobyl disaster, tiny radioactive particles still linger in the soil, carrying a dangerous legacy. Using powerful X-rays, scientists discovered that some of these particles have remained surprisingly stable, trapping radioactive substances inside instead of releasing them into the environment.

Researchers have uncovered a hidden immune defense capable of attacking small cell lung cancer, an extremely aggressive disease that often escapes conventional treatments. The specialized immune cells can recognize and destroy cancer cells even when tumors have disguised themselves from the immune system.

A surprising two-year clinical trial found that fish oil supplements successfully delivered omega-3s to the brain but failed to improve memory or protect against Alzheimer's-related brain shrinkage. Researchers suspect that getting these nutrients through a healthy diet may offer benefits that supplements alone cannot provide.

Scientists have uncovered a strange pattern in urban bird behavior: Across five European countries and 37 species, birds consistently fled sooner when approached by women than men. Researchers have no clear explanation for the difference, raising intriguing questions about how birds recognize and respond to humans.

Scientists have captured virus-like particles assembling themselves step by step, revealing how a surprisingly simple process of trial and error produces complex structures with remarkable precision. The discovery uncovers a crucial molecular turning point that speeds up assembly and could lead to new ways to disrupt viruses and develop vaccines.

NASA’s Curiosity rover has revealed a spectacular new view of mysterious, wind-carved cliffs on Mars that may hold evidence of ancient volcanic activity. With the rover approaching these unusual formations, scientists hope to uncover the secrets behind their strange appearance in 2027.

Scientists have discovered why common marmosets have unusually small, smooth brains despite starting development much like other primates. The secret lies in subtle changes to brain-building cells that slow neuron production, revealing new clues about how the large, folded human brain evolved.

Researchers have developed a revolutionary microscope that uses an incredibly powerful laser to make previously invisible cellular structures easier to see. The technology dramatically improves image clarity, allowing scientists to examine small proteins that conventional electron microscopes struggle to capture. It could eventually reveal how tiny molecular machines interact inside cells, provid…

Honeybees are aggressively pushing wild pollinators away from flowers, with scientists documenting how they chase off rivals and dominate valuable food sources. New research warns that rising temperatures and increasing honeybee populations could intensify this competition, threatening wild bees and other important pollinators.

Your morning coffee may be packing more calories than you realize, and sugar isn't the biggest reason. A study of 30,000 Americans found that non-dairy creamer has overtaken sugar and milk as the leading source of added coffee calories, helping drive a nearly 40% increase between 2003 and 2018.

A natural compound extracted from a medicinal plant has shown surprising promise against rheumatoid arthritis. In rats, it reduced joint swelling, protected cartilage, and calmed the immune responses responsible for chronic inflammation. Scientists discovered that the compound works by targeting a specific protein and restoring balance to fatty acid metabolism, revealing a previously underexplore…

A simple, steroid-free procedure could offer lasting relief for people struggling with carpal tunnel syndrome, potentially helping them avoid surgery. In a clinical trial involving 63 patients, researchers found that ultrasound-guided hydrodissection, which uses fluid to free a compressed nerve in the wrist, provided longer-lasting improvements in pain, numbness, and hand function than traditiona…

Researchers analyzing nearly 150,000 Reddit posts uncovered unexpected symptom reports linked by users to unapproved versions of retatrutide, including increased appetite, sleep disturbances, and elevated heart rates. The findings differ from clinical trial results and highlight how AI could help identify potential drug safety signals that warrant further investigation.