News tagged with concentration

New electrode for ion concentration analysis

For the purpose of blood analyses and industrial tests, it is often necessary to measure the concentration of specific ions. At present, the relevant devices are large and cannot be produced at low costs. A new dry electrode ...

dateMar 15, 2016 in Materials Science
shares6 comments 0

Record leap in carbon dioxide seen in 2015

The level of carbon dioxide in the atmosphere increased at a record pace last year, US government scientists reported, raising new concern about one of the top greenhouse gases and the effects of global warming.

dateMar 10, 2016 in Environment
shares576 comments 4

Fish populations revealed through seawater analysis

A research group led by YAMAMOTO Satoshi, a research fellow at the Kobe University Graduate School of Human Development and Environment, has shown that measuring quantities of fish DNA in seawater can reveal how many fish ...

dateMar 07, 2016 in Ecology
shares5 comments 0

Tracking worm sex drive, neuron by neuron

The males prowl a dark, crowded space. Using a mix of instinct and sensory cues, they pursue potential mates. But how do they decide when to make their move? New findings answer that question, at least for the tiny soil-dwelling ...

dateFeb 23, 2016 in Plants & Animals
shares27 comments 0

Long-term global warming not driven naturally

By examining how Earth cools itself back down after a period of natural warming, a study by scientists at Duke University and NASA's Jet Propulsion Laboratory confirms that global temperature does not rise or fall chaotically ...

dateFeb 01, 2016 in Earth Sciences
shares1240 comments 18