No-till agriculture may not bring hoped-for boost in global crop yields, study finds

No-till farming, a key conservation agriculture strategy that avoids conventional plowing and otherwise disturbing the soil, may not bring a hoped-for boost in crop yields in much of the world, according to an extensive new meta-analysis by an international team...

Berkeley Lab study reveals molecular structure of water at gold electrodes

This image depicts from left Miquel Salmeron, Jinghua Guo, David Prendergast, Liwen Wan, Chenghao Wu, Tod Pascal and Juan-Jesus Velasco-Velez.When a solid material is immersed in a liquid, the liquid immediately next to its surface differs from that of the bulk liquid at the molecular level. This interfacial layer...

Helping sweet cherries survive the long haul

A new study says that cherry producers need to understand new intricacies of the production-harvest-marketing continuum in order to successfully move sweet cherries from growers to end consumers. For example,...

Birds roosting in large groups less likely to contract West Nile virus

This is researcher Bethany Krebs (on ladder) assembling one of the flight cages used to house a sentinel sparrow for University of Illinois research on the relationship between roosting and West Nile virus transmission.Although it would seem logical that large numbers of roosting birds would attract more mosquitoes that carry West Nile virus and contract the disease when bitten, recent research at the...

Big black holes can block new stars

This is elliptical galaxy NGC 1132, as seen by NASA's Chandra X-Ray Observatory; the blue/purple in the image is the X-ray glow from hot, diffuse gas that is not forming into stars.Massive black holes spewing out radio-frequency-emitting particles at near-light speed can block formation of new stars in aging galaxies, a study has found.

Thermal paper cash register receipts account for high bisphenol A (BPA) levels in humans

Vom Saal's team is providing the first data that BPA from thermal paper used in cash register receipts accounts for high levels of BPA in humans.Bisphenol A (BPA) is a chemical that is used in a variety of consumer products, such as water bottles, dental composites and resins used to line metal food and beverage...

How people view their own weight influences bariatric surgery success

Negative feelings about one's own weight, known as internalized weight bias, influence the success people have after undergoing weight loss surgery, according to research appearing in the journal Obesity Surgery,...

Recently discovered microbe is key player in climate change

This is the study site, Stordalen Mire in Abisko National Park in Sweden, just north of the Arctic Circle.Tiny soil microbes are among the world's biggest potential amplifiers of human-caused climate change, but whether microbial communities are mere slaves to their environment or influential actors in their own...

Secret wing colors attract female fruit flies

This is a male <i>Drosophila melanogaster</i> fruit fly.Bright colors appear on a fruit fly's transparent wings against a dark background as a result of light refraction. Researchers from Lund University in Sweden have now demonstrated that females...

Children who drink non-cow's milk are twice as likely to have low vitamin D

Children who drink non-cow's milk such as rice, almond, soy or goat's milk, have lower levels of vitamin D in their blood than those who drink cow's milk, according to...

What americans fear most -- new poll from Chapman University

Chapman University has initiated the first comprehensive nationwide study on what strikes fear in Americans in the first of what is a planned annual study. According to the Chapman poll,...

Paper-based synthetic gene networks could enable rapid detection of ebola and other viruses

Synthetic gene networks hold great potential for broad biotechnology and medical applications, but so far they have been limited to the lab. A study published by Cell Press October 23rd in the journal Cell reveals a new method for using...

Camera-traps capture wild chimps' nighttime raiding activities

Wild chimpanzees living in disturbed habitat may use innovative strategies, like foraging crops at night, to coexist with nearby human activities, according to a study published October 22, 2014 in...

Genomic data support early contact between Easter Island and Americas

This image shows Botocudos Chief Brasil.People may have been making their way from Easter Island to the Americas well before the Dutch commander Jakob Roggeveen arrived with his ships in 1722, according to new genomic...

Study finds significant increase in type 1 diabetes rates among non-Hispanic white youth

Researchers found that from 2002 to 2009, the rate of type 1 diabetes rose from 24.4 per 100,000 youth in the first year of the study to 27.4 per 100,000 youth in the last year of the study.The rate of non-Hispanic white youth diagnosed with type 1 diabetes increased significantly from 2002 to 2009 in all but the youngest age group of children, according to a new...

Fast modeling of cancer mutations

Sequencing the genomes of tumor cells has revealed thousands of genetic mutations linked with cancer. However, sifting through this deluge of information to figure out which of these mutations actually...

Controlling Ebola in West Africa most effective way to decrease international risk: Paper

Controlling the Ebola virus outbreak at the source in West Africa is the most effective way to decrease international risk of transmission, according to a research paper published today in <i>The Lancet</i> by Dr. Kamran Khan, a physician and researcher at St. Michael's Hospital in Toronto.Controlling the Ebola virus outbreak at the source in West Africa is the most effective way to decrease international risk of transmission, according to a research paper published in The...

Rescued 'abandoned' penguin chicks survival similar to colony rates

Abandoned penguin chicks that were hand-reared and returned to the wild showed a similar survival rate to their naturally-reared counterparts, according to a study published October 22, 2014 in the...

Some scientists share better than others

Some scientists share better than others.Some scientists share better than others. While astronomers and geneticists embrace the concept, the culture of ecology still has a ways to go.

UNH scientist: Cosmic rays threaten future deep-space astronaut missions

Crewed missions to Mars remain an essential goal for NASA, but scientists are only now beginning to understand and characterize the radiation hazards that could make such ventures risky, concludes...

POLARBEAR seeks cosmic answers in microwave polarization

This is the Huan Tran Telescope in the Atacama Desert of Chile. The POLARBEAR microwave bolometers are mounted on the telescope to study the polarization of light from a period 380,000 years after the Big Bang.An international team of physicists has measured a subtle characteristic in the polarization of the cosmic microwave background radiation that will allow them to map the large-scale structure of the...

Physicists solve longstanding puzzle of how moths find distant mates

The way in which male moths locate females flying hundreds of meters away has long been a mystery to scientists.

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