psychologytoday.com
The spines of sea urchins can generate a voltage when water moves around them — a phenomenon that could be used to design underwater flow sensors.
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政治不稳定直接冲击经济预期。企业家的决策依赖对未来的判断：投资建厂，是因为相信几年后能收回成本；雇佣员工、签订合同，也是基于规则稳定的预期。但如果政府频繁更替、政策朝令夕改、法律难以预期，企业家自然选择观望。
В Финляндии предупредили об опасном шаге ЕС против России09:28
Squire and his team could see, from the type of light sockets and electrical outlets visible in the images, that Lucy was in North America. But that was about it.