Science, Quickly

Sea ice is drifting faster in the Arctic—which means polar bears need to walk farther to stay in their native range. Emily Schwing reports.

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Western fence lizards are more spooked by red and gray shirts than they are by blue ones—perhaps because the males have blue bellies themselves. Christopher Intagliata reports.

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إذا ازدادت ممارسة الناس في نيويورك لرياضة الجري، قد يدفع ذلك من تربطهم بهم علاقة اجتماعية في سان دييجو إِلَى زيادة ممارسة الْجري أَيضًا. تقرير أَعده كريستوفر إنتالياتا. 

إذا ازدادت ممارسة الناس في نيويورك لرياضة الجري، قد يدفع ذلك من تربطهم بهم علاقة اجتماعية في سان دييجو إِلَى زيادة ممارسة الْجري أَيضًا. تقرير أَعده كريستوفر إنتالياتا. 

Celebrity Twitter accounts look a lot like Twitter bots: They tweet regularly, follow relatively few people, and upload a lot of content. Christopher Intagliata reports. 

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An epic bout of cold weather quickly altered a population of lizards—an example of natural selection in action. Christopher Intagliata reports.

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Humans appear well equipped to recognize the alarm calls of other animals—perhaps because sounds of distress tend to have higher frequencies. Karen Hopkin reports.

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عِنْدَما تَصْطَدِمُ جُسَيْماتُ المُخَلَّفاتِ الفَضائِيَّةِ الضَّئِيلَةُ بِالأَقْمارِ الصِّناعِيَّةِ، فَإِنَّ الارْتِطامَ قَدْ يَتَسَبَّبُ فِي إِطْلاقِ إِشْعاعٍ قادِرٍ عَلَى حَرْقِ الأَجْهِزَةِ الصَّلْبَةِ. تَقْرِيرٌ لكريستوفر إنتالياتا.

عِنْدَما تَصْطَدِمُ جُسَيْماتُ المُخَلَّفاتِ الفَضائِيَّةِ الضَّئِيلَةُ بِالأَقْمارِ الصِّناعِيَّةِ، فَإِنَّ الارْتِطامَ قَدْ يَتَسَبَّبُ فِي إِطْلاقِ إِشْعاعٍ قادِرٍ عَلَى حَرْقِ الأَجْهِزَةِ الصَّلْبَةِ. تَقْرِيرٌ لكريستوفر إنتالياتا.

Volunteers who used money to save themselves time were more content than volunteers who purchased themselves physical stuff. Karen Hopkin reports.

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