Serendeputy - your personal news assistant.

Welcome to Serendeputy!

Serendeputy is your personal news assistant.

Your deputy:
- learns what you like and don't like,
- lovingly compiles a list of news and blogs for you.

You can help your deputy learn by searching, clicking links and pressing the little smiley faces.
How it works.

What to do:
  1. Click links to teach your deputy
  2. Click smileys and frownies
  3. Find favorite topics and sources
  4. See how much better your deputy is getting at finding you good stuff.
  5. Sign in for free to save your profile, or please tell me why you won't.
Researchers who studied 100 twin pairs have identified a gene mutation that may allow the carrier to function normally on less than six hours of sleep per night. The genetic variant also appears to provide greater resistance to the effects of sleep deprivation....
From: Science Daily | Friday, August 1, 2014
smile
frown
Most people are familiar with Hibiscus flowers -- they are an iconic symbol of tropical resorts worldwide where they are commonly planted in the landscape. Only a few, however, are aware of an equally beautiful and highly endangered related group of...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Bumblebees are able to connect differences in pollen quality with floral features, like petal color, and so land only on the flowers that offer the best rewards, according to a new study....
From: Science Daily | Thursday, July 31, 2014
smile
frown
A new study in mice is the first to show that developmental exposure to DDT increases the risk of females later developing metabolic syndrome -- a cluster of conditions that include increased body fat, blood glucose, and cholesterol....
From: Science Daily | Wednesday, July 30, 2014
smile
frown
Archaeologists have found an ancient fragment of ivory belonging to a 40,000 year old animal figurine. Both pieces were found in the Vogelherd Cave in southwestern Germany, which has yielded a number of remarkable works of art dating to the Ice Age....
From: Science Daily | Wednesday, July 30, 2014
smile
frown
Hydraulic engineering is increasingly relied on for hydroelectricity generation. However, redirecting stream flow can yield unintended consequences. Researchers from the U.S. and Peru have documented the wholesale contamination of the Lake Junín National...
From: Science Daily | Friday, August 1, 2014
smile
frown
A water droplet deposited onto an icecold surface clearly has more effect than a drop in the ocean: the droplet will freeze in a peculiar way, forming a pointy tip. Scientists have found an explanation for this remarkable shape. Insight into this process...
From: Science Daily | Friday, August 1, 2014
smile
frown
New mothers are being urged to be cautious about returning to work too quickly, after a study found one in two were still excessively sleepy four months after giving birth. "Sleep disruption strongly influences daytime function, with sleepiness recognized...
From: Science Daily | Friday, August 1, 2014
smile
frown
Scientists examining a taxonomically confused group of marine mammals have officially named a species new to science: the Australian humpback dolphin, Sousa sahulensis....
From: Science Daily | Friday, August 1, 2014
smile
frown
Vision specialists have created the most detailed molecular map of a region of the human eye associated with disease, including age-related macular degeneration. The map catalogs more than 4,000 proteins in each of three areas of the choroid....
From: Science Daily | Friday, August 1, 2014
smile
frown
Scientists have found that bacteria that aid in digestion help keep the intestinal lining intact. The findings could yield new therapies for inflammatory bowel disease and a wide range of other disorders....
From: Science Daily | Friday, August 1, 2014
smile
frown
Like clues to a crime, specific molecules in the body can hint at exposure to toxins, infectious agents or even trauma, and so help doctors determine whether and how to treat a patient. In recent years, tiny pieces of RNA called microRNAs have captured...
From: Science Daily | Friday, August 1, 2014
smile
frown
Researchers have developed a new way of making surfaces that can actively control how fluids or particles move across them. The work might enable new kinds of biomedical or microfluidic devices, or solar panels that could automatically clean themselves...
From: Science Daily | Friday, August 1, 2014
smile
frown
Women who recently used birth control pills containing high-dose estrogen and a few other formulations had an increased risk for breast cancer, whereas women using some other formulations did not, according to new data....
From: Science Daily | Friday, August 1, 2014
smile
frown
Having a companion in old age is good for people -- and, it turns out, might extend the chance for life on certain Earth-sized planets in the cosmos as well. Planets cool as they age. Over time their molten cores solidify and inner heat-generating activity...
From: Science Daily | Friday, August 1, 2014
smile
frown
The next rover NASA will send to Mars in 2020 will carry seven carefully-selected instruments to conduct unprecedented science and exploration technology investigations on the Red Planet....
From: Science Daily | Friday, August 1, 2014
smile
frown
A little over a decade ago, prestin was found to be a key gene responsible for hearing in mammals. A new study has shown that prestin has also independently evolved to play a critical role in the ultrasonic hearing range of animal sonar, or echolocation,...
From: Science Daily | Friday, August 1, 2014
smile
frown
One of the most diverse families in the ocean today -- marine bivalve mollusks known as Lucinidae (or lucinids) -- originated more than 400 million years ago in the Silurian period, with adaptations and life habits like those of its modern members. A...
From: Science Daily | Friday, August 1, 2014
smile
frown
Less than a week before Rosetta's rendezvous with comet 67P/Churyumov-Gerasimenko, images obtained by OSIRIS, the spacecraft's onboard scientific imaging system, show clear signs of a coma surrounding the comet's nucleus. A new image from July 25, 2014,...
From: Science Daily | Friday, August 1, 2014
smile
frown
The insular cortex is an integral "hub," combining sensory, emotional and cognitive content. Not surprisingly, alterations in insular structure and function have been reported in many psychiatric disorders, such as anxiety disorders, depression, addiction...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Scientists have revealed how massive, meat-eating, ground-dwelling dinosaurs evolved into agile flying birds: they just kept shrinking and shrinking, for over 50 million years.  ...
From: Science Daily | Thursday, July 31, 2014
smile
frown
By tracing nearly 3,000 genes to the earliest common ancestor of butterflies and moths, scientists have created an extensive “Tree of Lepidoptera” in the first study to use large-scale, next-generation DNA sequencing....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Researchers have mapped the sound-processing part of the mouse brain in a way that keeps both the proverbial forest and the trees in view. Their imaging technique allows zooming in and out on views of brain activity within mice, and it enabled the team...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Researchers have shown that BMP and WNT proteins are the so-called 'Turing molecules' for creating embryonic fingers. Findings explain why polydactyly -- the development of extra fingers or toes -- is relatively common in humans, affecting up to one...
From: Science Daily | Thursday, July 31, 2014
smile
frown
While developing a new cancer drug, researchers discovered that mice lacking a specific protein live longer lives with fewer age-related illnesses. The mice, which lack the TRAP-1 protein, demonstrated less age related tissue degeneration, obesity, and...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Scientists have long speculated that mosaicism -- a biological phenomenon, in which cells within the same person have a different genetic makeup -- plays a bigger role in the transmission of rare disease mutations than is currently known. A study sheds...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Much of the liver's metabolic function is governed by circadian rhythms -- our own body clock -- and researchers have now found two independent mechanisms by which this occurs....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Researchers have developed a novel method for creating self-assembled protein/polymer nanostructures that are reminiscent of fibers found in living cells. The work offers a promising new way to fabricate materials for drug delivery and tissue engineering...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Astronomers have discover very high energy gamma rays being emitted by an exploding star. The surprising discovery dispels the long-held idea that classical nova explosions are not powerful enough to produce such high-energy radiation....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Neither conscious decision-making or parental upbringing fully explain why some people lean left and others lean right, researchers say. A mix of deep-seated psychology and physiological responses are at the core of political differences....
From: Science Daily | Thursday, July 31, 2014
smile
frown
An experimental vaccine protected 100 percent of animal models against the highly infectious and virulent bacterium, Clostridium difficile, which causes an intestinal disease that kills approximately 30,000 Americans annually....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Molybdenum disulfide is a compound often used in dry lubricants. Its semiconducting ability and similarity to the carbon-based graphene makes molybdenum disulfide of interest to scientists as a possible candidate for use in the manufacture of electronics,...
From: Science Daily | Thursday, July 31, 2014
smile
frown
New research presents a pioneering approach to understanding European and North American cultural history by mapping out the mobility patterns of notable intellectuals over a 2,000-year span....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Scientists calculate the transformation of a protein associated with influenza and discover details of intermediate states that may be treated with new drugs.
From: Science Daily | Friday, August 1, 2014
smile
frown
Scientists have discovered and described a rove beetle that is the oldest definitive member of the tribe Omaliini that has ever been found in amber.
From: Science Daily | Thursday, July 31, 2014
smile
frown
A hidden hazard lurks beneath many of the roughly 156,000 gas stations across the United States. The hazard is corrosion in parts of underground gas storage tanks -- corrosion that could result in failures, leaks and contamination of groundwater, a source...
From: Science Daily | Thursday, July 31, 2014
smile
frown
New research counters a widely-held scientific view that thawing permafrost uniformly accelerates atmospheric warming, indicating instead that certain Arctic lakes store more greenhouse gases than they emit into the atmosphere....
From: Science Daily | Friday, August 1, 2014
smile
frown
Research demonstrates that it isn't just the carbon dioxide from biomass burning that's the problem. Black carbon and brown carbon maximize the thermal impacts of such fires. They essentially allow biomass burning to cause much more global warming per...
From: Science Daily | Friday, August 1, 2014
smile
frown
New research shows that more than four billion years ago, the surface of Earth was heavily reprocessed as a result of giant asteroid impacts. A new model based on existing lunar and terrestrial data sheds light on the role asteroid bombardments played...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Scientists have new clues this week about one of the baffling electronic properties of the iron-based high-temperature superconductor barium iron nickel arsenide. Scientists have the first evidence, based on sophisticated neutron measurements, of a link...
From: Science Daily | Friday, August 1, 2014
smile
frown
Epigenetic 'experiments' -- changes resulting from external rather than genetic influences -- suggest that the body's physiological responses to hardship could be inherited, although the underlying mechanism has been a mystery. Now researchers have discovered...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Your teeth can tell stories about you, and not just that you always forget to floss. The discovery could help police solve cold cases, an investigator has said. For instance, if an unidentified decomposed body is found, testing the lead in the teeth...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Proper humidity and temperature play a key role in indoor climate. In the future, establishing a comfortable indoor environment may rely on porous glass incorporated into plaster, as this regulates moisture particularly well and keeps mold at bay....
From: Science Daily | Thursday, July 31, 2014
smile
frown
A previously unknown protein mechanism has now been described by new research. This provides an exceptionally detailed understanding of how nature works, and it can also provide the ability to control nature -- in this case, it is about how coagulated...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Postpartum mood swings are correlated with high monoamine oxidase A binding, a study shows. For most women, the birth of their baby is one of the most strenuous but also happiest days in their lives. The vast majority of women experience a temporary...
From: Science Daily | Thursday, July 31, 2014
smile
frown
A new study could greatly improve current methods of localizing birdsong data. The study demonstrates the validity of using approximate maximum likelihood (AML) algorithms to determine the direction of arrival (DOA) of birdsong sources....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Physicists have tested what would happen if a piece of rock containing microscopic fossils from Earth was launched into space and hit the surface of the moon. The team turned fossil-filled rock into powder which was mixed with water and frozen to replicate...
From: Science Daily | Thursday, July 31, 2014
smile
frown
Preliminary research findings have identified hundreds of so far unknown jets from young stars, as well as numerous new planetary nebulae in the Galactic Plane....
From: Science Daily | Thursday, July 31, 2014
smile
frown
Chemists have described the self-assembly of large, symmetrical molecules in bricks-and-mortar fashion, a development with potential value for the field of organic electronic devices such as field-effect transistors and photovoltaic cells....
From: Science Daily | Thursday, July 31, 2014
smile
frown
As much as social equality is advocated in the United States, a new study suggests that besides evaluating their own race and religion most favorably, people share implicit hierarchies for racial, religious, and age groups that may be different from...
From: Science Daily | Thursday, July 31, 2014
smile
frown