食品和水资源
This map shows the world's fishing footprint
Using satellite tracking, machine learning, and common ship-tracking technology, researchers have directly quantified industrial fishing’s global footprint.
最热内容
深度产业
奔跑吧！改善的可不只是健康
运动的好处远不止是“锻炼身体”，它能够帮助你降低疾病风险，提升睡眠质量，改善情绪状况——但它能对我们的思维和大脑有所提升吗？ 根据最新的研究结果，答案是肯定的。 最近一项研究表明，在老鼠运动的时候，其脑部与视觉信息处理相关的神经元激活率大大提升。心理学家们想知道人脑是否也会如此。 为了找出问题的答案，心理学家们结合“行为测量”和“神经成像”技术，设计了一个实验来探索运...
健康与医疗系统
Why going for a run could improve more than just your fitness
The benefits of exercise go beyond fitness: reducing risk of disease, improving sleep, and boosting mood. But can it improve our vision, too? The findings of a new study suggest the answe...
自然与生物多样性
Why the world's biggest predators are endangered – and how science can save them
Being at the top of the food chain is no guarantee of a species’ survival. Not only are many of these so-called apex predators susceptible to human impacts, but they also are slow to reco...
第四次工业革命
This camera is just a single atom
Scientists have used a single atom to capture high-resolution images of nanoscale material.