Scientists discover satellites captured Chelyabinsk meteor debris trail
Nitrogen fertilizer remains in soils and leaks towards groundwater for decades
Nitrogen fertilizer applied to crops lingers in the soil and leaks out as nitrate for decades towards groundwater – "much longer than previously thought," scientists in France and at the University of Calgary ...
Crystal mysteries spiral deeper, chemists find
New York University chemists have discovered crystal growth complexities, which at first glance appeared to confound 50 years of theory and deepened the mystery of how organic crystals form. But, appearances can be deceiving.
Normal wear could explain differences in hominin jaw shapes
Mathematician devises a means for tying impact of teaching quality to pupil's future earnings
New analysis of fossils reveal ancient bird had two tails
3-D printing allows scientists to design bacterial communities
By caging bacteria in microscopic houses, scientists at The University of Texas at Austin are studying how communities of bacteria, such as those found in the human gut and lungs, interact and develop infections.
Explosive dynamic behaviour on Twitter and in the financial market
(Phys.org) —Over the past 10 years, social media has changed the way that people influence each other. By analysing data from the social networking service, Twitter, and stock trading in the financial market, ...
New finding shows climate change can happen in a geological instant
(Phys.org) —"Rapid" and "instantaneous" are words geologists don't use very often. But Rutgers geologists use these exact terms to describe a climate shift that occurred 55 million years ago.
Water in stratosphere plays key role in Earth's climate
Water vapor changes in the stratosphere contribute to warmer temperatures and likely play an important role in the evolution of Earth's climate, says a research team led by a Texas A&M University professor.
Scientists use fossilized feces to reconstruct moa diet
Acidity can change cell membrane properties, study shows
Of all the amazing technologies humans have developed, none has matched the complexity of the fundamental building block of nature: the living cell. And none of the cell's activities would be possible without thin lipid membranes, ...
Getting here from there: Mitochondrial genome clarifies North American migration models
Discovery offers bio-solution to severe canola crop losses
A genetic discovery by a University of Calgary-led international research team offers a solution to a long-standing "green seed problem" that causes millions of dollars annually in canola crop losses.