Tiny human heart organoids open the door to safer, faster drug discovery
Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared.…
Oral health and dementia have a surprisingly complex relationship, study finds
Researchers at the Institute of Science Tokyo in Japan, also known as Science Tokyo, have taken a fresh…
JWST observations reveal massive helium clouds escaping from exoplanet WASP-107 b
Astronomers from the University of Geneva, working with colleagues in Canada and the United States, have captured the…
67 million-year-old fossil reveals the origin of freshwater fish hearing
A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in…
Scientists discover onion-like layering in Earth’s inner core
Earth’s inner core has long challenged researchers because seismic waves do not move through it uniformly. Compressional waves…
Fossil skulls reveal how well extinct mammals could smell
We rely on smell more than most people may realize. Across mammals, scent guides feeding, warns of danger,…
Living plants and animals emit a faint glow that fades after death
Living organisms quietly emit light. This glow is real, measurable, and tied to life itself. Researchers at the…
Scientists found the last universal common ancestor for all life on Earth
Four billion years ago, Earth was violent, hot, and unstable. Yet new research suggests that by then, life…
Astronomers discover spacetime drag around a supermassive black hole — as predicted by Einstein
A star’s fatal brush with a supermassive black hole can light up a quiet galaxy. When gravity shreds…
US county-level study links poor sleep to reduced life expectancy
It is estimated that more than 10 million American adults consistently get less than seven hours of sleep…
Mosasaur tooth fossil reveals giant sea reptiles lived in freshwater rivers
At the end of the Cretaceous Period, a type of giant reptile called mosasaurs occupied and dominated oceanic…
15-year-old physicist sets his sights on creating ‘super-humans’
Life expectancy has climbed steadily over the past century, but few people talk seriously about eliminating death itself.…