英语科普大全

For the last 2.5 million years, our planet has experienced cold and warm, millennia-long cycles that collectively have become known as the Ice Age. Du...

Requiring private schools that receive public money to report student test scores improves academic achievement and ultimately enhances school choice,...

A new report, prepared by analysts from the Energy Department's National Renewable Energy Laboratory (NREL) and Lawrence Berkeley National Laborat...

We all know that the Internet has killed the traditional newspaper trade, right? After all, until the general population started interacting with the ...

Dwarf galaxies that orbit the Milky Way and the Andromeda galaxies defy the accepted model of galaxy formation, and recent attempts to wedge（挤入） them ...

Work presented today at the Goldschmidt Geochemistry Conference in Sacramento, California shows that the timing of the giant impact between Earth'...

New research reveals that Caribbean corals and the algae（海藻） that inhabit them form a remarkably stable relationship -- new knowledge that can serve a...

Magnetic cooling is a promising new refrigeration technology boasting several advantages - ranging from lower energy consumption to eliminating the us...

Scientists believe they have an explanation for the axiom that stress, emotional shock, or overexertion may trigger heart attacks in vulnerable people...

Dartmouth researchers have found that reducing carbohydrate intake could reduce the risk of breast cancer recurrence among women whose tumor tissue is...