英语科普大全

A little over a decade ago, prestin（膜动力蛋白） was found to be a key gene responsible for hearing in mammals. Prestin makes a protein found in the hair ce...

During the winter of 1944, the Nazis blocked food supplies to the western Netherlands, creating a period of widespread famine（饥荒） and devastation. The...

In the United States, natural-gas production from shale rock（页岩） has increased by more than 700 percent since 2007. Yet scientists still do not fully ...

Sieve elements are a key component of phloem（筛部，韧皮部）, the conductive tissue through which plants transport carbohydrates and a wide range of signallin...

Scientists have recently gathered some of the strongest evidence to date to explain what makes the sun's outer atmosphere so much hotter than its ...

Earth and Mercury are both rocky planets with iron cores, but Mercury's interior differs from Earth's in a way that explains why the planet ha...

Exotic pests, shrinking ranges and a changing climate threaten some of the world's most rare and ecologically important plants, and so conservatio...

Long before humans figured out how to create colors, nature had already perfected the process -- think stunning, bright butterfly wings of many differ...

The analysis of the roughly 3,000 pieces is still in its infant stage. But it is already evident that the results will be of major significance. "...

Scientists are searching through a massive collection of 20-million-year-old amber found in the Dominican Republic more than 50 years ago, and the eff...