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Bioengineers Succeed in Producing Plastics Without the Use of Fossil Fuels
Scientists have succeeded in
producing the polymers used for
everyday plastics through
bioengineering, rather than
through the use of fossil fuel
based chemicals, heralding the
... > full story
- more on:
NASA Satellites Detect Unexpected Ice Loss in East Antarctica
Using gravity measurement data
from the NASA/German Aerospace
Center's Gravity Recovery and
Climate Experiment (GRACE)
mission, a team of scientists from
the University of Texas at Austin
... > full story
- more on:
When You Eat May Be Just as Vital to Your Health as What You Eat
When you eat may be just as vital
to your health as what you eat,
found researchers. New experiments
in mice revealed that the daily
waxing and waning of thousands of
genes in the liver -- the body's
... > full story
- more on:
Evolution of Highly Toxic Box Jellyfish Unraveled
With thousands of stinging cells
that can emit deadly venom from
tentacles that can reach ten feet
in length, the 50 or so species of
box jellyfish have long been of
interest to scientists and to the
public. Yet little has been known
... > full story
- more on:
'Safety Valve' Protects Photosynthesis from Too Much Light
Photosynthetic organisms need to
cope with a wide range of light
intensities, which can change over
timescales of seconds to minutes.
Too much light can damage the
photosynthetic machinery and cause
... > full story
- more on:
Cosmic 'Dig' Reveals Vestiges of the Milky Way's Building Blocks
Peering through the thick dust
clouds of our galaxy's "bulge"
(the myriads of stars surrounding
its center), astronomers have
unveiled an unusual mix of stars
in the stellar grouping known as
... > full story
- more on:
Opposites Attract: Monkeys Choose Mating Partners With Different Genes
The world's largest species of
monkey "chooses" mates with genes
that are different from their own
to guarantee healthy and strong
offspring, according to a new
research study. ... > full story
- more on:
First Black Holes May Have Incubated in Giant, Starlike Cocoons
The first large black holes in the
universe likely formed and grew
deep inside gigantic, starlike
cocoons that smothered their
powerful X-ray radiation and
prevented surrounding gases from
... > full story
- more on:
Hydrogen-Economy on the Way? New Hydrogen-Storage Method Discovered
Scientists have found for the
first time that high pressure can
be used to make a unique
hydrogen-storage material. The
discovery paves the way for a new
approach to the hydrogen-storage
... > full story
- more on:
Violent World of Raptors Explored
A journey that started with a box
of bird feet carried three
graduate students into the
gruesome world of raptors.
Normally focused on dinosaurs, the
students compared the claws and
killing methods of four types of
... > full story
- more on:
Roll over headlines to view top news summaries:
- Plastics Bioengineered Without Fossil Fuels
- Unexpected Ice Loss in East Antarctica
- When You Eat: Just as Vital as What You Eat?
- Evolution of Highly Toxic Box Jellyfish
- 'Safety Valve' Protects Photosynthesis
- Vestiges of Milky Way's Building Blocks
- Monkeys Choose Mates With Different Genes
- First Black Holes from Starlike Cocoons?
- New Hydrogen-Storage Method Discovered
- Violent World of Raptors Explored
More Science Headlines
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11 am EST Edition
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11 am EST
-
Sleep Disorder Research
Disorders and Syndromes
Attention Deficit Disorder
Gender Difference
Insomnia
ADD and ADHDStartled Flies May Provide Insight Into ADHD
November 26, 2009 — It seems obvious that naturally waking up from sleep and being startled by something in the environment are two very different emotional states. However, the neuroscience that underlies these ... > full story -
Scientists Watch as Peptides Control Crystal Growth With 'Switches, Throttles and Brakes'
November 26, 2009 — By producing some of the highest resolution images of peptides attaching to mineral surfaces, scientists have a deeper understanding how biomolecules manipulate the growth crystals. This research may ... > full story -
Cutting Greenhouse Pollutants Could Directly Save Millions of Lives Worldwide
November 26, 2009 — Six new international studies show that cutting greenhouse gases, in particular ozone and black carbon, can quickly save millions of lives worldwide in addition to slowing climate ... > full story -
Unique Micronail Chip Makes Electronics And Bio Cells Communicate
November 26, 2009 — A unique microchip with microscopic nail structures enable close communication between the electronics and biological cells. The new chip is a mass-producible, easy-to-use tool in electrophysiology ... > full story -
'Too Fat to Be a Princess?' Young Girls Worry About Body Image, Study Shows
November 26, 2009 — Nearly half of the 3- to 6-year-old girls in a new study worry about being fat. The study surprisingly concluded that the girls did not appear to be influenced by short video clips of stereotypically ... > full story
8 am EST
-
Tailor-Made HIV/AIDS Treatment Closer to Reality
November 26, 2009 — An innovative treatment for HIV patients has passed its first clinical trial with flying colors. The new approach is an immunotherapy customized for each individual ... > full story -
Cause Behind the Characteristic Shape of a Long Leaf Revealed
November 26, 2009 — Applied mathematicians dissected the morphology of the plantain lily, a characteristic long leaf with a saddle-like arc midsection and closely packed ripples along the edges. The simple cause of the ... > full story -
Proteins in Lung Cancer Cells That May Provide Potential Drug Targets Identified
November 26, 2009 — Researchers have identified a number of proteins whose activation allows them to distinguish between cancer and normal cells with almost 97 percent ... > full story -
Sponges Recycle Carbon To Give Life To Coral Reefs
November 26, 2009 — Coral reefs live in some of the most nutrient deficient waters on the planet, so how do they survive? Marine biologists have discovered that certain sponges could be the key to reef survival. They ... > full story -
Parent Training Key to Improved Treatment of Behavior Problems in Children With Autism
November 26, 2009 — The serious behavior problems that can occur in children with autism and related conditions can be reduced with a treatment plan that includes medication combined with a structured training program ... > full story
5 am EST
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Alzheimer's Research Sheds Light on Potential Treatments for Urinary Tract Infections
November 26, 2009 — Research into Alzheimer's disease seems an unlikely approach to yield a better way to fight urinary tract infections, but that's what scientists recently ... > full story -
New Imagining Technique Could Lead To Better Antibiotics And Cancer Drugs
November 26, 2009 — A recently devised method of imaging the chemical communication and warfare between microorganisms could lead to new antibiotics, antifungal, antiviral and anti-cancer ... > full story -
Chronic Pain Found to Increase Risk of Falls in Older Adults
November 26, 2009 — Chronic pain is experienced by as many as two out of three older adults. Now, a new study finds that pain may be more hazardous than previously thought, contributing to an increased risk of falls in ... > full story -
Small Faults in Southeast Spain Reduce Earthquake Risk of Larger Ones
November 26, 2009 — Scientists studying recent, active deformations in the Baetic mountain range have shown that the activity of smaller tectonic structures close to larger faults in the south east of the Iberian ... > full story -
Brains Benefit From Multilingualism
November 26, 2009 — For a considerable time already there has been discussion within scientific circles about whether knowing and using multiple languages could possibly have positive effects on the human brain and ... > full story
2 am EST
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New Genetic Cause of Cardiac Failure Discovered
November 26, 2009 — Over the course of a lifetime, the heart pumps some 250 million liters of blood through the body. In the order to do this, the muscle fibers of the heart have to be extremely durable. Scientists have ... > full story -
Discovery Allows Scientists For The First Time To Annotate Genomes Experimentally
November 26, 2009 — Bioengineers have made a breakthrough development that will now allow scientists to perform full delineation of the location and use of genomic ... > full story -
Early Protein Processes Crucial to Formation and Layering of Myelin Membrane
November 26, 2009 — A set of protein processes required in the early-stage conversion of glucose into fatty acids are critical to the proper formation and layering of myelin membrane, according to researchers. Essential ... > full story -
Frost-Covered Phoenix Lander Seen In Winter Images From Mars
November 26, 2009 — Winter images of NASA's Phoenix Lander showing the lander shrouded in dry-ice frost on Mars have been captured with the High Resolution Imaging Science Experiment, or HiRISE camera, aboard NASA's ... > full story -
You Say Po-TAY-To, And I Say Pot-AAH-To! Language Evolves Through Our Own Use Of It
November 26, 2009 — Change in language can be compared with evolution in the world of animals and plants. According to a Dutch researcher, an individual user of language can spark off an evolution of his or her ... > full story
11 pm EST
-
Parkinson's
Parkinson's Research
Caregiving
Chronic Illness
Disorders and Syndromes
Diseases and ConditionsHormone Ghrelin Can Boost Resistance to Parkinson's Disease
November 25, 2009 — Ghrelin, a hormone produced in the stomach, may be used to boost resistance to, or slow, the development of Parkinson's disease, researchers ... > full story -
New Computer Cluster Gets Its Grunt from Games
November 25, 2009 — Technology designed to blast aliens in computer games is part of a new GPU (graphics processing units) computer cluster that will process research data thousands of times faster and more efficiently ... > full story -
'Scarless' Thyroid Surgery Uses 3-D, High-Def Robotic Equipment
November 25, 2009 — Surgeons are using a new form of endoscopic surgery that uses a small incision under the arm to remove all or a portion of the thyroid or parathyroid glands without leaving a scar on the ... > full story -
Carbon Dioxide Emissions Continue Significant Climb
November 25, 2009 — The annual rate of increase in carbon dioxide emissions from fossil fuels has more than tripled in this decade, compared to the 1990s, reports an international consortium of scientists, who paint a ... > full story -
Most Top Medical Journals Have Publicly Available Conflict of Interest Policies, but Substantial Variation Exists in Definitions
November 25, 2009 — Nearly 90 percent of medical journals with relatively high impact factors have policies addressing author conflict of interest available for public review, according to a new study. But many journals ... > full story
8 pm EST
-
Cells Defend Themselves from Viruses, Bacteria With Armor of Protein Errors
November 25, 2009 — When cells are confronted with an invading virus or bacteria or exposed to an irritating chemical, they protect themselves by going off their DNA recipe and inserting the wrong amino acid into new ... > full story -
High-Tech Origami: Water Droplets Direct Self-Assembly Process in Thin-Film Materials
November 25, 2009 — Researchers have developed a technique for fabricating 3-D, single-crystalline silicon structures from thin films by coupling photolithography and a self-folding process driven by capillary ... > full story -
Crosstalk Between Critical Cell-Signaling Pathways Holds Clues to Tumor Invasion and Metastasis
November 25, 2009 — Two signaling pathways essential to normal human development -- the Wnt/Wingless and epidermal growth factor receptor pathways -- interact in ways that can promote tumor cell invasion and metastasis, ... > full story -
Magic Box for Mission Impossible
November 25, 2009 — For rescuers working in remote places working phones and Internet are literally a question of life and death. A team of researchers and businesses in Norway, Spain and Finland decided they need to be ... > full story -
Early Relationships Influence Teen Pain and Depression
November 25, 2009 — Angst could be more than a rite of passage for insecure teenagers, according to a new study. Researchers have discovered that insecure adolescents experience more intense pain in the form of frequent ... > full story
5 pm EST
-
Soy Component May Be Key to Fighting Colon Cancer
November 25, 2009 — Scientists have identified a new class of therapeutic agents found naturally in soy that can prevent and possibly treat colon cancer, the third most deadly form of cancer. Sphingadienes are natural ... > full story -
Atomic-Level Snapshot Catches Protein Motor in Action
November 25, 2009 — The atomic-level action of a remarkable class of ring-shaped protein motors has been uncovered using a state-of-the-art protein crystallography beamline at the Advanced Light Source. These protein ... > full story -
Eye Floaters and Flashes of Light Linked to Retinal Tear, Detachment
November 25, 2009 — Suddenly seeing floaters or flashes of light may indicate a serious eye problem that -- if untreated -- could lead to blindness, a new study ... > full story -
Exposures to Metals and Diesel Emissions in Air Linked to Respiratory Symptoms in Children
November 25, 2009 — Exposure shortly after birth to ambient metals from residential heating oil combustion and particles from diesel emissions are associated with respiratory symptoms in young inner city children, ... > full story -
Food
Hazardous Waste
Agriculture and Food
Environmental Science
Energy and the Environment
Recycling and WasteAmerica's Increasing Food Waste Is Laying Waste to the Environment
November 25, 2009 — Food waste contributes to excess consumption of freshwater and fossil fuels which, along with methane and carbon dioxide emissions from decomposing food, impacts global climate change. Scientists ... > full story
2 pm EST
-
How Coughing Is Triggered by Environmental Irritants
November 25, 2009 — Scientists have revealed how environmental irritants such as air pollution and cigarette smoke cause people to cough. The authors of a new study have identified the reaction inside the lungs that can ... > full story -
Meiosis: Chromosomes Dance And Pair Up On The Nuclear Membrane
November 25, 2009 — Meiosis -- the pairing and recombination of chromosomes, followed by segregation of half to each egg or sperm cell -- is a major crossroads in all organisms reproducing sexually. Yet, how the cell ... > full story -
Sticky Solution for Identifying Effective Probiotics
November 25, 2009 — Scientists have crystallized a protein that may help gut bacteria bind to the gastrointestinal tract. The protein could be used by probiotic producers to identify strains that are likely to be of ... > full story -
Origin of Life: Generating RNA Molecules in Water
November 25, 2009 — A key question in the origin of biological molecules like RNA and DNA is how they first came together billions of years ago from simple precursors. Now, researchers have reconstructed one of the ... > full story -
Yoga Boosts Heart Health, New Research Finds
November 25, 2009 — Heart rate variability, a sign of a healthy heart, has been shown to be higher in yoga practitioners than in non-practitioners, according to new ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
Tailor-Made HIV/AIDS Treatment Closer to Reality
An innovative treatment for HIV patients has passed its first clinical trial with flying colors. The new approach is an immunotherapy customized for each individual ... > full story
- New Genetic Cause of Cardiac Failure Discovered
- Early Protein Processes Crucial to Formation and Layering of Myelin Membrane
- Hormone Ghrelin Can Boost Resistance to Parkinson's Disease
- Most Top Medical Journals Have Publicly Available Conflict of Interest Policies, but Substantial Variation Exists in Definitions
- more stories
Mind & Brain
Proteins in Lung Cancer Cells That May Provide Potential Drug Targets Identified
Researchers have identified a number of proteins whose activation allows them to distinguish between cancer and normal cells with almost 97 percent ... > full story
Living Well
Early Relationships Influence Teen Pain and Depression
Angst could be more than a rite of passage for insecure teenagers, according to a new study. Researchers have discovered that insecure adolescents experience more intense pain in the form of frequent ... > full story
Biological & Earth Sciences
Plants & Animals
Cells Defend Themselves from Viruses, Bacteria With Armor of Protein Errors
When cells are confronted with an invading virus or bacteria or exposed to an irritating chemical, they protect themselves by going off their DNA recipe and inserting the wrong amino acid into new ... > full story
Earth & Climate
Sponges Recycle Carbon To Give Life To Coral Reefs
Coral reefs live in some of the most nutrient deficient waters on the planet, so how do they survive? Marine biologists have discovered that certain sponges could be the key to reef survival. They ... > full story
Fossils & Ruins
You Say Po-TAY-To, And I Say Pot-AAH-To! Language Evolves Through Our Own Use Of It
Change in language can be compared with evolution in the world of animals and plants. According to a Dutch researcher, an individual user of language can spark off an evolution of his or her ... > full story
Physical & Applied Sciences
Space & Time
Frost-Covered Phoenix Lander Seen In Winter Images From Mars
Winter images of NASA's Phoenix Lander showing the lander shrouded in dry-ice frost on Mars have been captured with the High Resolution Imaging Science Experiment, or HiRISE camera, aboard NASA's ... > full story
Matter & Energy
New Imagining Technique Could Lead To Better Antibiotics And Cancer Drugs
A recently devised method of imaging the chemical communication and warfare between microorganisms could lead to new antibiotics, antifungal, antiviral and anti-cancer ... > full story
Computers & Math
Cause Behind the Characteristic Shape of a Long Leaf Revealed
Applied mathematicians dissected the morphology of the plantain lily, a characteristic long leaf with a saddle-like arc midsection and closely packed ripples along the edges. The simple cause of the ... > full story
