The woodpecker is a unique bird species that has gone through some mysteriously acquired adaptations since the extinction of the dinosaurs. Fossils tell us, without any explanations of course (because ...

Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 ...

“Feather molting seems like a small technical detail, but when examined in fossils, it can change everything we thought about the origins of flight,” Kiat said. “Anchiornis now joins the list of ...

The unlucky fossil bird, preserved with over 800 tiny rocks in its throat (visible as the gray mass next to the left of its neck bones). A fossil only tells part of the story. When an animal’s body is ...

A fossil only tells part of the story. When an animal's body is preserved as a fossil, there are often pieces missing, and even a perfectly preserved body doesn't tell the whole story of how that ...

Earth’s rotation is slowly slowing, scientists say, meaning days are getting longer, though the change takes millions of ...

Barakat’s photograph quietly underscores that reality. The scene feels extraterrestrial, not because it is unfamiliar, but ...

我们吃的东西正在发生改变，新鲜、天然的食物正在被便宜、高度加工的三餐所取代。这种改变增加了人们患上多种慢性疾病的风险，包括肥胖和抑郁症。国际专家认为，我们需要采取行动减少全世界饮食中的超加工食品，因为这些食品对我们的健康构成了威胁。