老年人迷路的原因找到了

Getting lost: Why older people might lose their way

New clues on why our sense of direction tends to fade with age

https://www.sciencedaily.com/releases/2018/03/180315140715.htm

1. Matthias Stangl et al. Compromised grid-cell-like representations in old age as a key mechanism to explain age-related navigational deficits. Current Biology, 2018 DOI: 10.1016/j.cub.2018.02.038

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科学家创造出吸附化学污染的蛋白

Researchers create a protein 'mat' that can soak up pollution

https://www.sciencedaily.com/releases/2018/03/180315140735.htm

1. Brian Panganiban, Baofu Qiao, Tao Jiang, Christopher Delre, Mona M. Obadia, Trung Dac Nguyen, Anton A. A. Smith, Aaron Hall, Izaac Sit, Marquise G. Crosby, Patrick B. Dennis, Eric Drockenmuller, Monica Olvera De La Cruz, Ting Xu. Random heteropolymers preserve protein function in foreign environments. Science, 2018 DOI: 10.1126/science.aao0335