The new year offers couples a chance to learn from the past and start fresh. Here are three research-backed resolutions that ...

A duvet cover not only protects your comforter, it also adds a design element to your bedscape. Even if you’re conservative in your choice of bed sheets — crisp, white percale sheets, ...

我们的大脑可以说是人类与其他灵长类动物最不同的器官。它的体型、复杂性和能力远远超过地球上任何其他物种。然而，人类95%以上的基因组与现存的近亲黑猩猩是相同的。 我们的大脑可以说是人类区别于其他灵长类动物的最大器官。它的体型、复杂性和能力 ...

当人们一起工作时，他们可以取得伟大的成就。但如果它们不会说话，它们就比蚂蚁还笨，至少根据本月发表在《美国国家科学院院刊》上的一项研究是这样认为的。 当人们一起工作时，他们可以取得伟大的成就。但如果他们不会说话，就比蚂蚁还笨，至少根据 ...

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A vibrant discussion of the merits and limitations of animal models is long overdue. The limitation of space precludes addressing many of the questionable approaches and statements by Takao and ...

Submit to the Proceedings of the National Academy of Sciences (PNAS) and have your research discovered by millions of researchers in the Biological, Physical, and Social Sciences.

Sometimes, when you apply for a visa to visit Canada, we ask you to give us a letter of invitation from someone in Canada. A letter of invitation doesn’t guarantee that we’ll issue a visa. Visa ...

PNAS Nexus is an open access scientific journal focused on the publication of high-quality original research from across the biological, medical, physical, social, and political sciences, and ...

Swapping the cover can easily transform your bedding—a heavier fabric will boost a duvet’s warmth, and a luxe cover will instantly elevate its style. We spent a combined 96 hours researching ...