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Gully Patterns Document Martian Climate Cycles
Jan. 28, 2015 — Gullies carved into impact craters on Mars provide a window into climate change on the Red Planet. A new analysis suggests Mars has undergone several ice ages in the last several million years. The ... full story -
Why Upper Motor Neurons Degenerate in ALS
Jan. 28, 2015 — Scientists have revealed a mechanism underlying the cellular degeneration of the upper motor neurons that die in ALS, and developed a model system that will allow further research on the ... full story -
Molecular Alterations in Head and Neck Cancers Uncovered by Study
Jan. 28, 2015 — A new study shows genomic differences in head and neck cancers caused by infection with the human papillomavirus. In addition, researchers have uncovered new smoking-related cancer subtypes and ... full story -
Quantum Computer as Detector Shows Space Is Not Squeezed
Jan. 28, 2015 — Ever since Einstein proposed his special theory of relativity in 1905, physics and cosmology have been based on the assumption that space looks the same in all directions -- that it's not ... full story -
Missing Link in Metal Physics Explains Earth's Magnetic Field
Jan. 28, 2015 — Earth's magnetic field shields the life on our planet's surface from cosmic rays. It is generated by turbulent motions of liquid iron in Earth's core. Iron is a metal, which means it ... full story -
Damaged DNA May Stall Patrolling Molecule to Initiate Repair
Jan. 28, 2015 — Sites where DNA is damaged may cause a molecule that slides along the DNA strand to scan for damage to slow on its patrol, delaying it long enough to recognize and initiate repair. These finding ... full story -
Protein Pathway Involved in Nicotine-Induced Lung Cancer Metastasis Found
Jan. 28, 2015 — Smoking is the leading cause of lung cancer, and it is estimated that more than 159,000 people in the United States died from the disease last year. Most of these deaths were because the cancer had ... full story -
Earlier Menopause Linked to Everyday Chemical Exposures
Jan. 28, 2015 — Women whose bodies have high levels of chemicals found in plastics, personal-care products, common household items and the environment experience menopause two to four years earlier than women with ... full story -
Chimps With Higher-Ranking Moms Do Better in Fights
Jan. 28, 2015 — For chimpanzees, just like humans, teasing, taunting and bullying are familiar parts of playground politics. An analysis of twelve years of observations of playground fights between young chimpanzees ... full story -
Playing With Puzzles, Blocks May Build Children's Spatial Skills
Jan. 28, 2015 — Play may seem like fun and games, but new research shows that specific kinds of play are actually associated with development of particular cognitive skills. Data from an American nationally ... full story -
Anthropology: Ancient Skull from Galilee Cave Offers Clues to the First Modern Europeans
Jan. 28, 2015 — The discovery of a 55,000-year-old partial skull in Northern Israel provides new insights into the migration of modern humans out of Africa. A key event in human evolution was the expansion of modern ... full storyMore: -
What's Happening With Your Donated Specimen?
Jan. 28, 2015 — When donating blood, plasma, human tissue or any other bodily sample for medical research, most people might not think about how it's being used. But if you were told, would you care? A new ... full story -
Holes in Valence Bands of Nanodiamonds Discovered: Potential Catalysts for Splitting Water
Jan. 28, 2015 — Nanodiamonds are tiny crystals only a few nanometers in size. While they possess the crystalline structure of diamonds, their properties diverge considerably from those of their big brothers, because ... full story -
New Model for Preserving Donor Tissue Will Allow More Natural Joint Repair for Patients
Jan. 28, 2015 — Currently, doctors have to throw away more than 80 percent of donated tissue used for joint replacements because the tissue does not survive long enough to be transplanted. Now, researchers have ... full story -
Demystifying Nanocrystal Solar Cells
Jan. 28, 2015 — Researchers have developed a comprehensive model to explain how electrons flow inside new types of solar cells made of tiny crystals. The model allows for a better understanding of such cells and may ... full story -
The Two Faces of Mars: Moon-Sized Celestial Object Crashed Into South Pole
Jan. 28, 2015 — The two hemispheres of Mars are more different from any other planet in our solar system. Non-volcanic, flat lowlands characterize the northern hemisphere, while highlands punctuated by countless ... full story -
New Protein Detonates 'Invincible' Bacteria from Within
Jan. 28, 2015 — The epidemic of 'superbugs,' bacteria resistant to antibiotics, knows no borders -- presenting a clear and present danger around the globe. Now a groundbreaking discovery may strengthen ... full story -
Did Genetic Links to Modern Maladies Provide Ancient Benefits?
Jan. 28, 2015 — Genetic variations associated with some modern maladies are extremely old, scientists have discovered, predating the evolution of Neanderthals, Denisovans (another ancient hominin) and contemporary ... full story -
Picture This: Technology Tightens Focus on Who's Watching Women
Jan. 28, 2015 — Findings of a new study point to emotional consequences for women who are objectified for their physical appearance. The author concludes that the findings reflect objectification theory that ... full story -
Eyeglasses That Turn Into Sunglasses -- At Your Command
Jan. 28, 2015 — Imagine eyeglasses that can go quickly from clear to shaded and back again when you want them to, rather than passively in response to changes in light. Scientists report a major step toward that ... full story
- Gully patterns document Martian climate cycles
- Why upper motor neurons degenerate in ALS
- Molecular alterations in head and neck cancers uncovered by study
- Quantum computer as detector shows space is not squeezed
- Missing link in metal physics explains Earth's magnetic field
- Damaged DNA may stall patrolling molecule to initiate repair
- Protein pathway involved in nicotine-induced lung cancer metastasis found
- Earlier menopause linked to everyday chemical exposures
- Chimps with higher-ranking moms do better in fights
- Playing with puzzles, blocks may build children's spatial skills
- Anthropology: Ancient skull from Galilee cave offers clues to the first modern Europeans
- What's happening with your donated specimen?
- Holes in valence bands of nanodiamonds discovered: Potential catalysts for splitting water
- New model for preserving donor tissue will allow more natural joint repair for patients
- Demystifying nanocrystal solar cells
- The two faces of Mars: Moon-sized celestial object crashed into south pole
- New protein detonates 'invincible' bacteria from within
- Did genetic links to modern maladies provide ancient benefits?
- Picture this: Technology tightens focus on who's watching women
- Eyeglasses that turn into sunglasses -- at your command
- News from the depths: A new cave-dwelling flatworm species from the Brazilian savanna
- Novel compound switches off epilepsy development
- New biological evidence reveals link between brain inflammation and major depression
- Slope on ocean surface lowers sea level in Europe
- Pacemakers with Internet connection, a not-so-distant goal
- A robot to help improve agriculture and wine production
- New instrument to study the extreme universe -- the X-Ray polarimeter X-Calibur
- Hygiene practices affect contact lens case contamination
- Satellite study identifies water bodies important for biodiversity conservation
- Researchers use sound to slow down, speed up, and block light
- Children feel most positively about mothers who respect their autonomy
- 'Healthy' fat tissue could be key to reversing type 2 diabetes
- Ballooning offers platform for performing research in a space-like environment
- Some older cancer patients can avoid radiotherapy, study finds
- Into the dark: Two new encrusting anemones found in coral reef caves
- Urban sprawl promotes worm exchange across species
- Cell mechanism discovered that may cause pancreatic cancer
- Blind beetles show extraordinary signs of sight
- Seeing selves as overweight may be self-fulfilling prophecy for some teens
- Dutch babies trump US peers in laughing, smiling, cuddling
- Ocean acidification changes balance of biofouling communities
- The mouth of the beast: VLT images cometary globule CG4
- From bacterium to biofactory
- New method for identifying most aggressive childhood cancers
- Research projects contribute to shaping EU regulation to control invasive species
- Game theory explains social interactions of cancer cells
- Antibiotics as new cancer treatments? Conversation with schoolgirl sparks idea
- Nanoscale mirrored cavities amplify, connect quantum memories
- Researchers capture, document first northern saw-whet owl in Arkansas
- Spider electro-combs its sticky nano-filaments
- Crude oil conspiracy theories could be right: Oil is often the reason for interfering in another country's war
- Sugary drinks linked to earlier onset of menstrual periods
- Psychopathic violent offenders’ brains can’t understand punishment
- Researchers tune friction in ionic solids at the nanoscale
- NASA's Dawn spacecraft captures best-ever view of dwarf planet Ceres
- Infant failure to thrive linked to lysosome dysfunction
- Stomach acid-powered micromotors get their first test in a living animal
- Early Mesoamericans affected by climate change
- Dog disease in lions spread by multiple species
- New mechanism unlocked for evolution of green fluorescent protein
- 'Knobby terrain' a sign of Mars's explosive past
- Asteroid that flew past Earth has moon
- Easter Island mystery: Why did the native culture die out?
- 'Yellowballs' are part of the development of massive star
- How creative are you? Depends where you're from
- That's using your head: Brain regulates fat metabolism, potentially stopping disease
- New pathway to valleytronics: Femtosecond laser used to manipulate valley excitons
- Things smell good for a reason
- The world's oldest known snake fossils: Rolling back the clock by nearly 70 million years
- Targeted MRI/ultrasound beats standard biopsy to detect high-risk prostate cancer
- Brain region vulnerable to aging is larger in those with longevity gene variant
- Bubbles from the galactic center: A key to understanding dark matter and our galaxy's past?
- Inherited gene variation helps explain drug toxicity in patients of East Asian ancestry
- Unlocking the kidney riddle in newborns
- Negative patient-doctor communication could worsen symptoms
- Ancient star system reveals Earth-sized planets forming near start of universe
- Salivary biomarkers predict oral feeding readiness in preterm newborns
- The origin of life: Labyrinths as crucibles of life
- Carbon accumulation by Southeastern U.S. forests may slow
- Neuroscience researchers believe in quitting smoking gradually
- Smoking may increase risks for patients being treated for prostate cancer
- The laser pulse that gets shorter all by itself
- Researchers find hormone that increases the sex drive of mice
- New search engine lets users look for relevant results faster
- Keeping the kraken asleep: Insight into the role of stem cells in leukemia
- Novel radioguided brain surgery technique could help pinpoint cancerous tissue
- Where you can find new labels and why it's not all about the numbers
- Probiotic helps treat diabetes in rats, could lead to human remedy
- Incisional hernia repairs among older men rose 24. 2 percent from 2001 to 2010
- Bad weather warnings most effective if probability included, new research suggests
- Researchers find potential anti-cancer use for anti-epilepsy drug
- New theoretical framework for future studies of resilience
- Intracranial stimulation proved efficient in the recovery of learning and memory in rats
- Respiratory chain: Protein complex structure revealed
- Age concern in largest ever study of heroin user deaths
- New tattoos discovered on iceman Oetzi: All of the skin marks on the mummy mapped
- How do small birds survive cold winters?
- Carbon nanoballs can greatly contribute to sustainable energy supply
- Decisions on future childbearing in women diagnosed with a meningioma
- MRIs link impaired brain activity to inability to regulate emotions in autism
Wednesday, January 28, 2015
Tuesday, January 27, 2015
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