2+ week, 6+ day ago   (886+ words) image: A stony meteorite in NASA Ames Research Center's Arcjet Interaction Heating Facility. A thin black line outlines the holder that supports the stone (left). Air flow is from left to right. Melt flows from the meteorite surface and a…...

2+ mon, 4+ week ago   (140+ words) Subduction beneath the Aleutian Islands began at least 56 million years ago Ancient rocks from a remote island arc The researchers then determined the age of the rocks using two independent dating methods: uranium–lead dating of zircon crystals and argon…...

1+ mon, 4+ week ago   (115+ words) This is one of the urban streams monitored in a new study that finds a widely-used technique for assessing the health of freshwater streams is not effective at detecting a range of water quality problems, including those related to acidity,…...

2+ mon, 4+ day ago   (545+ words) New research shows the ancient animal Spriggina floundersi preferred to bend to the right, the oldest known example of lateralized behavior image: A fossil of Spriggina floundersi collected in South Australia. Because these fossils preserve mirror-image impressions of the original…...

2+ mon, 3+ week ago   (134+ words) image: Tropical convective clouds with visible rain shafts. Their fuzzy appearance indicates that most cloud droplets have coalesced into raindrops, reducing total droplet surface area available for condensation and creating conditions in which high vapor supersaturation is expected in updrafts....

2+ mon, 4+ week ago   (172+ words) "At the macro scale, annual and seasonal planning balances ecological and social water demands, while short-term and real-time adjustments enable precise ecological management," explains Deng. Notably, the practical applications demonstrate substantial ecological outcomes. "In the Tarim River Basin, targeted EWC…...

3+ mon, 4+ day ago   (569+ words) image: Artist's impression of a Edicaran animal community. view more The way that Earth’s first animals reproduced held back life’s diversity for millions of years, until stress and competition led to the development of sexual reproduction, which in turn accelerated…...

3+ mon, 1+ week ago   (33+ words) Mohamed Ezat (IMAGE) EurekAlert! Credit must be given to the creator. More on this News Release New study improves scientists’ ability to reconstruct how the climate and ocean circulation changed in the past...

3+ mon, 3+ week ago   (54+ words) Interactive hydrology makes a splash with students [IMAGE] EurekAlert! Researchers from the Institute of Industrial Science, The University of Tokyo break down complex hydrological processes for students with a game-based rainfall model This image may only be used with appropriate…...