[ad_1] Oyster farmers across Hiroshima Prefecture are pulling up their rafts this season to find that most of what they cultivated has not survived. In several coastal districts, mortality rates have reached as high as 90%, far above the usual seasonal loss of 30% to 50%. Producers in the city of Higashihiroshima have reported losses…

[ad_1] MIT researchers melt resin pellets and spin them into thin, stretchy fibres designed for repeated recycling. MIT engineers have developed a new elastic yarn made from polyethylene that could offer a more recyclable alternative to conventional stretchy fibres such as spandex. The material is designed so its components can be melted together and processed…

[ad_1] Not everyone who closes their eyes and hits the bed at night goes to sleep. Some end up transitioning into a dream-like state that has them waking up while feeling hazy, lazy and heavy, with no feelings of rest and freshness. But is it the dreams that weigh you out or does it have…

[ad_1] Quote of the day by Nikola Tesla (Image: Wikipedia) Every generation grows up surrounded by things that would have seemed genuinely impossible only a few decades earlier. A technology that once amazed an entire population can become so ordinary that people stop noticing it exists at all. Nikola Tesla, the inventor and engineer whose…

[ad_1] In the middle of the 19th century, sending a message across the Atlantic was still a distant ambition. Telegraph lines had already begun shrinking distances on land, but an ocean presented a different problem. A signal travelling through thousands of miles of cable could arrive so weak that ordinary instruments struggled to detect it….

[ad_1] Scientists have pieced together the deepest genetic history of the North American bison ever assembled, using DNA drawn from 115 animals that lived before the species was pushed to near extinction in the 20th century. As per the findings, led by researchers at the University of California, and featured on the cover of the…

[ad_1] A decade ago, more than 99% of sunflower sea stars vanished from the depths of the ocean. Now, the discovery of a long-lost colony of these organisms is offering new hope for the region’s kelp forests.Sunflower sea stars, known as Pycnopodia helianthoides, may look like an aesthetic and purely decorative feature on the ocean…