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Astronomers To Gaze Back In Time And Map History Of Universe
Astronomers are set to expand our
knowledge of the history of our
universe with a new project to map
the inception and formation of
galaxies. ... > full story
- more on:
Nano 'Tractor Beam' Traps DNA
Using a beam of light shunted
through a tiny silicon channel,
researchers have created a
nanoscale trap that can stop free
floating DNA molecules and
nanoparticles in their tracks. By
holding the nanoscale material
... > full story
- more on:
Fusing Embryonic Stem Cells With Adult Cells Using Highly Efficient New Fusing System
Engineers have developed a new,
highly efficient way to pair up
cells so they can be fused
together into a hybrid cell. The
new technique should make it much
... > full story
- more on:
In Many Fungi, Reproductive Spores Are Remarkably Aerodynamic
The reproductive spores of many
species of fungi have evolved
remarkably drag-minimizing shapes,
according to new research by
mycologists and applied
mathematicians at Harvard
... > full story
- more on:
Biofuel Development Shifting From Soil To Sea, Specifically To Marine Algae
Attention in biofuel development
has shifted recently from the soil
to the sea, and specifically to
marine algae. An emerging algal
biofuel consortium now sees algae
as a “green bullet” --
... > full story
- more on:
Hot Southern Summer Threatens Coral With Massive Bleaching Event
A widespread and severe coral
bleaching episode is predicted to
cause immense damage to some of
the world's most important marine
environments over the next few
months. ... > full story
- more on:
New Breeding Ground For Endangered Whales? High Numbers Of Right Whales Seen In Gulf Of Maine
A large number of North Atlantic
right whales have been seen in the
Gulf of Maine in recent days,
leading right whale researchers to
believe they have identified a
... > full story
- more on:
Six North American Sites Hold 12,900-year-old Nanodiamond-rich Soil
Abundant tiny particles of diamond
dust exist in sediments dating to
12,900 years ago at six North
American sites, adding strong
evidence for Earth's impact with a
rare swarm of
... > full story
- more on:
The Gold Standard: Nanoparticles Used To Make 3-D DNA Nanotubes
Scientists reveal for the first
time the 3-D character of DNA
nanotubules, rings and spirals,
each a few hundred thousandths the
diameter of a human hair. These
DNA nanotubes and other synthetic
... > full story
- more on:
Longstanding Theory Of Origin Of Species In Oceans Challenged
New evidence uncovered by
oceanographers challenges one of
the most long-standing theories
about how species evolve in the
oceans. Researchers propose that
it was the climate, and its role
... > full story
- more on:
Roll over headlines to view top news summaries:
- Astronomers To Map History Of Universe
- Nano 'Tractor Beam' Traps DNA
- New Efficient Way To Fuse Cell Pairs
- Some Fungi Spores Are Remarkably Aerodynamic
- Biofuel Development Shifting From Soil To Sea
- Hot Southern Summer Threatens Coral
- New Breeding Ground For Endangered Whales?
- 12,900-year-old Nanodiamond-rich Soil Found
- 3-D DNA Nanotubes, Rings And Spirals
- Origin Of Species In Oceans Challenged
More Science Headlines
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8 pm EST
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Dormant Cancer Cells Rely On Cellular Self-cannibalization To Survive
January 5, 2009 — A tumor-suppressing gene is a key to understanding, and perhaps killing, dormant ovarian cancer cells that persist after initial treatment only to reawaken later, researchers report. They found that ... > full story -
Patient-derived Induced Stem Cells Retain Disease Traits
January 5, 2009 — When neurons started dying in Clive Svendsen's lab dishes, he couldn't have been more pleased. The dying cells -- the same type lost in patients with the devastating neurological disease spinal ... > full story -
Newly Identified Gene Powerful Predictor Of Colon Cancer Metastasis
January 5, 2009 — Scientists have identified a gene which enables them to predict for the first time with high probability if colon cancer is going to metastasize. They were able to demonstrate that the gene MACC1 not ... > full story -
Quantum Electronics: Tunneling Effect In Strong Laser Field Interaction Under Attack
January 5, 2009 — Physicists have worked on the quantum physics description of the tunneling effect for 60 years. The group has now for the first time succeeded in measuring time intervals that enable the direct ... > full story -
Family Members Of Critically Ill Patients Want To Discuss Loved Ones' Uncertain Prognoses
January 5, 2009 — Critically ill patients frequently have uncertain prognoses, but their families overwhelmingly wish that physicians would address prognostic uncertainty candidly, according to a new ... > full story
5 pm EST
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Scientists Make Strides Toward Defining Genetic Signature Of Alzheimer's Disease
January 5, 2009 — Scientists have new information about the complex genetic signature associated with Alzheimer's disease, the leading cause of cognitive decline and dementia in the elderly. The research uses a ... > full story -
African Thicket Rat Malaria Linked To Virulent Human Form
January 5, 2009 — Malarial parasites found in tree-dwelling African thicket rats share a close evolutionary relationship with Plasmodium falciparum and P. reichenowi. The analysis is based on amplification of entire ... > full story -
In Lung Cancer, Silencing One Crucial Gene Disrupts Normal Functioning Of Genome
January 5, 2009 — While examining patterns of DNA modification in lung cancer, scientists have discovered what they say is a surprising new mechanism. They say that "silencing" of a single gene in lung cancer led to a ... > full story -
Sea Rise Over Continental Shelves Significantly Affected Past Global Carbon Cycle
January 5, 2009 — Since the Last Glacial Maximum (LGM; about 21,000 years ago) sea level has risen by 130 meters (430 feet), resulting in continental shelf submergence and a massive expansion of the surface area of ... > full story -
The Culture Of Medicine
January 5, 2009 — Everybody is familiar with the stereotypes of medical education from the student perspective: grueling hours, little recognition, and even less glory. A new study pulls back the curtain on the ... > full story
2 pm EST
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Genetic Variation May Lead To Early Cardiovascular Disease
January 5, 2009 — Scientists have identified a variation in a particular gene that increases susceptibility to early coronary artery disease. For years, scientists have known that the devastating, early-onset form of ... > full story -
Microbes In The Intestine: Friend Or Foe?
January 5, 2009 — Micro-organisms in the intestine live in symbiosis with humans but can cause illness or even death. Scientists have researched the factors that make a person immune to worm infections. The knowledge ... > full story -
Lung Cancer Cells Activate Inflammation To Induce Metastasis
January 5, 2009 — Scientists have identified a protein produced by cancerous lung epithelial cells that enhances metastasis by stimulating the activity of inflammatory ... > full story -
Fat Tissue Is Sensitive To Irradiation
January 5, 2009 — Scientists found that irradiation damages fat tissue. Radiation therapy directed at cancer management also damages normal tissues. Autologous transplant of tissues such as fat tissue has often ... > full story -
Nutrigenomics: Developing Personalized Diets For Disease Prevention
January 5, 2009 — The emerging field of nutrigenomics aims to identify the genetic factors that influence the body's response to diet and studies how the bioactive constituents of food affect gene ... > full story
11 am EST
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Today's Healthcare
Infectious Diseases
Birth Control
Dentistry
Diseases and Conditions
Multiple SclerosisFewer Deaths With Preventive Antibiotic Use
January 4, 2009 — Administering antibiotics as a preventive measure to patients in intensive care units increases their chances of survival. This has emerged from a study involving nearly six thousand Dutch patients ... > full story -
Organic Weed Control: Scientists Serve Up Mustard Meal To Tame Weeds
January 4, 2009 — Sinalbin, the same compound that gives white mustard its pungent flavor, could also prove useful in fighting ... > full story -
Immune Molecule Decreases Severity Of Multiple Sclerosis-like Disease In Mice
January 4, 2009 — Scientists have explored the expression of an immune molecule (CXCL1) that interacts with myelin-producing cells, finding that CXCL1 decreases the severity of disease in a mouse model of multiple ... > full story -
New Visualization Techniques Yield Star Formation Insights: Gravity Plays Larger Role Than Thought
January 4, 2009 — New computer visualization technology developed by the Harvard Initiative in Innovative Computing has helped astrophysicists understand that gravity plays a larger role than previously thought in ... > full story -
Expectant Brains Help Predict Anxiety Treatment Success
January 4, 2009 — A network of emotion-regulating brain regions implicated in the pathological worry that can grip patients with anxiety disorders may also be useful for predicting the benefits of ... > full story
8 am EST
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Cancer Drug Effectively Treats Transplant Rejections
January 4, 2009 — Researchers have discovered a new therapy for transplant patients, targeting the antibody-producing plasma cells that can cause organ ... > full story -
Sulfurous Ping-pong In The Urinary Tract
January 4, 2009 — Entirely new protein structures are very rarely found to drive known biochemical processes. But molecular biologists have just succeeded in finding an example. They studied the protein ASST, present ... > full story -
Vitamins C And E And Beta Carotene Again Fail To Reduce Cancer Risk In Randomized Controlled Trial
January 4, 2009 — Women who took beta carotene or vitamin C or E or a combination of the supplements had a similar risk of cancer as women who did not take the supplements, according to data from a randomized ... > full story -
Trapped Water Cause Of Regular Tremors Under Vancouver Island
January 4, 2009 — Researchers are offering the first compelling evidence to explain regular tremors under Vancouver ... > full story -
Societal, Economic Burden Of Insomnia Is High
January 4, 2009 — The indirect costs of untreated insomnia are significantly greater than the direct costs associated with its treatment. The study estimates that the total annual cost of insomnia in the province of ... > full story
5 am EST
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Single Letter In Human Genome Points To Risk For High Cholesterol
January 3, 2009 — Write out every letter in the human genome, one A, C, T or G per millimeter, and the text would be 1,800 miles long, roughly the distance from New York to Colorado. Now, in the search for genes that ... > full story -
Scientists Pull Protein's Tail To Curtail Cancer
January 3, 2009 — When researchers look inside human cancer cells for the whereabouts of an important tumor-suppressor, they often catch the protein playing hooky, lolling around in cellular broth instead of muscling ... > full story -
Hope For Treating Kidney Cancer
January 3, 2009 — Kidney cancer is typically without symptoms until it has spread to other organs, when it is also the most difficult to ... > full story -
Making Digital Maps More Current And Accurate
January 3, 2009 — European researchers have designed an innovative new system to help keep motorists on the right track by constantly updating their digital maps and fixing anomalies and errors. Now the partners are ... > full story -
Physical Disability Brings Marital Happiness
January 3, 2009 — A new study finds that the onset of physical disability boosts marital happiness more often than ... > full story
2 am EST
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Impaired Energy Metabolism Linked With Initiation Of Plaques In Alzheimer's Brain
January 3, 2009 — Scientists have identified an initiating molecular mechanism in sporadic Alzheimer's disease (AD). The study provides new information about generation of damaging amyloid beta (A-beta) plaques within ... > full story -
Car Key Jams Teen Drivers' Cell Phones
January 3, 2009 — Researchers have developed an automobile ignition key that prevents teenagers from talking on cell phones or sending text messages while ... > full story -
Novel Pathway Involved In Therapy-resistant Cancers Discovered
January 3, 2009 — Scientists have begun to unpick the complex mechanisms underpinning the development of drug resistant cancers. They have identified a novel target that may help to combat the growing problem of ... > full story -
New Model For Nuclear Pore Complex Backed By Structural Study
January 3, 2009 — In higher organisms, the genetic material is confined and protected in the cell nucleus. In order for a healthy cell to function, the DNA must send manufacturing orders through the double membrane of ... > full story -
Trying To Eat Less Becomes More Important To Fend Off Middle-Age Weight Gain
January 3, 2009 — Lots of experts disagree over the seemingly obvious notion of keeping weight off by trying to eat less -- a debate that centers on whether the practice backfires, leading to binging and weight ... > full story
11 pm EST
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Common Oral Osteoporosis Drugs Linked To Serious Jaw Necrosis
January 2, 2009 — Clinical data links oral bisphosphonates to increased jaw necrosis. The study is among the first to acknowledge that even short-term use of common oral osteoporosis drugs may leave the jaw vulnerable ... > full story -
Nothing To Sneeze At: Real-time Pollen Forecasts
January 2, 2009 — Researchers in Germany are reporting an advance toward development of technology that could make life easier for millions of people allergic to plant pollen. It could underpin the first automated, ... > full story -
Obesity Increases Lymphedema Risk For Breast Cancer Survivors
January 2, 2009 — Throughout the world, 10 million breast cancer survivors have a lifetime risk for developing lymphedema, a chronic condition that involves swelling of the limbs and impacts physical and psychosocial ... > full story -
Structure Of New Botulism Nerve Toxin Subtype Revealed
January 2, 2009 — Scientists have determined the structure of a third subtype of botulinum neurotoxin -- a deadly toxin that causes the disease botulism, and is also used in cosmetic and therapeutic applications. The ... > full story -
Ancient African Exodus Mostly Involved Men, Geneticists Find
January 2, 2009 — Modern humans left Africa over 60,000 years ago in a migration that many believe was responsible for nearly all of the human population that exist outside Africa ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
In Lung Cancer, Silencing One Crucial Gene Disrupts Normal Functioning Of Genome
While examining patterns of DNA modification in lung cancer, scientists have discovered what they say is a surprising new mechanism. They say that "silencing" of a single gene in lung cancer led to a ... > full story
Mind & Brain
Scientists Make Strides Toward Defining Genetic Signature Of Alzheimer's Disease
Scientists have new information about the complex genetic signature associated with Alzheimer's disease, the leading cause of cognitive decline and dementia in the elderly. The research uses a ... > full story
Living Well
Physical Disability Brings Marital Happiness
A new study finds that the onset of physical disability boosts marital happiness more often than ... > full story
- Trying To Eat Less Becomes More Important To Fend Off Middle-Age Weight Gain
- Doctors Not Properly Diagnosing Overweight And Obesity In Children
- Religion May Have Evolved Because Of Its Ability To Help People Exercise Self-control
- Evidence For Protective Effect Of Fish Oil Not Conclusive
- more stories
Biological & Earth Sciences
Plants & Animals
Microbes In The Intestine: Friend Or Foe?
Micro-organisms in the intestine live in symbiosis with humans but can cause illness or even death. Scientists have researched the factors that make a person immune to worm infections. The knowledge ... > full story
Earth & Climate
Sea Rise Over Continental Shelves Significantly Affected Past Global Carbon Cycle
Since the Last Glacial Maximum (LGM; about 21,000 years ago) sea level has risen by 130 meters (430 feet), resulting in continental shelf submergence and a massive expansion of the surface area of ... > full story
Fossils & Ruins
African Thicket Rat Malaria Linked To Virulent Human Form
Malarial parasites found in tree-dwelling African thicket rats share a close evolutionary relationship with Plasmodium falciparum and P. reichenowi. The analysis is based on amplification of entire ... > full story
Physical & Applied Sciences
Space & Time
New Visualization Techniques Yield Star Formation Insights: Gravity Plays Larger Role Than Thought
New computer visualization technology developed by the Harvard Initiative in Innovative Computing has helped astrophysicists understand that gravity plays a larger role than previously thought in ... > full story
Matter & Energy
Car Key Jams Teen Drivers' Cell Phones
Researchers have developed an automobile ignition key that prevents teenagers from talking on cell phones or sending text messages while ... > full story
Computers & Math
Making Digital Maps More Current And Accurate
European researchers have designed an innovative new system to help keep motorists on the right track by constantly updating their digital maps and fixing anomalies and errors. Now the partners are ... > full story
