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An online science film festival will be held for teachers, students and parents from October 22.
一项新的科学研究表明，游隼的深色“眼线”羽毛可作为“遮阳板”，以提高这种鸟类的狩猎能力。科学家们长期以来一直推测，猎鹰的眼睛标记提高了它们在明亮的阳光下瞄准快速移动的猎物。现在的研究表明，这些标记是根据气候演变而来的；鸟类的栖息地越是阳光充足，其明显的深色"遮阳"羽毛就越大、越深。
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VIETNAM NEWS HEADLINES JULY 4 Chia sẻ | FaceBookTwitter Email Copy Link Copy link bài viết thành công 04/07/2021 10:07 GMT+7 Party General Secretary to attend CPC’s summit General Secretary of the Communist Party of Vietnam Nguyen Phu Trong General Secretary of the Communist Party of Vietnam Central Committee Nguyen Phu Trong will lead a high-ranking delegation to attend an upcoming summit between the Communist Party of China (CPC) and world political parties. The Party chi...
在任何季节中阅读都别有滋味,春天明媚、秋季闲适、冬日慵懒,而喝着冷饮听着蝉鸣,在午后雷阵雨的释放中感悟文字的力量,也是这个火热时节里的独特体验 阳光、雨水与蝉鸣,令人憧憬的暑假又来临了。孩子们终于可以从学业中暂时松一口气,投入各种新奇的活动体验中去。当然,如果不想出门,炎炎夏日,也正是读书的好时节,毕竟一本好书陪伴度过的夏日午后,充实与愉悦,并不会亚于外出到景点打卡游玩。 最近,各大平台纷纷推出暑期青少年儿童必读书...