A newly announced NASA mission to collect a sample of an asteroid（小行星） and return it to Earth will include an instrument built at Arizona State Univer...
There is water inside the moon – so much, in fact, that in some places it rivals the amount of water found within the Earth. The finding from a ...
Vitamin D is important for optimal（最佳的） reproductive function in both animals and humans. It has long been known that serum（血清，浆液） vitamin D level is ...
For decades, autism（自闭症） researchers have faced a baffling riddle: how to unravel a disorder that leaves no known physical trace as it develops in the...
Increasing levels of ocean acidity could spell doom for British Columbia's already beleaguered（围困的） northern abalone（鲍鱼） , according to the first ...
The world's first international polypill（复方制剂） trial has shown that a four-in-one combination pill can halve（二等分） the predicted risk of heart dise...
Researchers studying driving habits and accident rates among the elderly found a majority surveyed supported mandatory（强制的） retesting of drivers based...
Whale sharks (Rhincodon typus) are often thought to be solitary behemoths（巨兽） that live and feed in the open ocean. Scientists at the Smithsonian Inst...
Everybody has heard about echolocation（回声定位） in bats and dolphins. These creatures emit bursts of sounds and listen to the echoes that bounce back to ...
Paleontologists（古生物学家） have discovered that a group of remarkable ancient sea creatures existed for much longer and grew to much larger sizes than pre...