Researchers studying speciation（物种形成） of butterfly orchids on the Azores have been startled to discover that the answer to a long-debated question &qu...
The region located between the surface of the sun and its atmosphere has been revealed as a more violent place than previously understood, according t...
Millions of people across the world live or depend on deltas for their livelihoods. Formed at the lowest part of a river where its water flow slows an...
The home team holds the advantage over visitors -- at least in the plant world. However, a mere handful of genetic adaptations could even the playing ...
Mothers get all the attention. But a study led by McGill researcher Sarah Kimmins suggests that the father's diet before conception may play an eq...
About 65 million years ago, an asteroid（小行星） or comet crashed into a shallow sea near what is now the Yucatán Peninsula of Mexico. The resultin...
A massive ejection of material from the sun initially traveling at over 7 million miles per hour that narrowly missed Earth last year is an event sola...
Scientists are digging deep into Earth's surface collecting census data on the microbial denizens（居民） of the hardened rocks. What they're find...
Using the new, high-frequency capabilities of the National Science Foundation's Robert C. Byrd Green Bank Telescope (GBT), astronomers have captur...
Scientists have found evidence that there was once an ancient lake on Mars that may have been able to support life, in research published recently in ...