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The Lead

Modern Cells Still Perform Ancient Reactions

July 24, 2014 3:01 pm | by Univ. of East Anglia | News | Comments

Parts of the primordial soup in which life arose have been maintained in our cells today. Research reveals how cells in plants, yeast and very likely also in animals still perform ancient reactions thought to have been responsible for the origin of life- some four billion years ago.

Immune Response Worsens Brain Injuries, Disorders

July 24, 2014 2:35 pm | by Cleveland Clinic | News | Comments

Could the body's own immune system play a role in memory impairment and cognitive dysfunction...

Chemist Develops X-ray Vision for QA

July 24, 2014 2:20 pm | by Technical Univ. of Denmark | News | Comments

A researcher has developed a method that uses X-rays for the rapid identification of substances...

Scientist of the Week: Jeffrey Bada

July 24, 2014 7:00 am | by Lily Barback, Associate Editor | News | Comments

Jeffrey Bada and a team from the Scripps Institution of Oceanography at UC San Diego analyzed...

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Student Develops Screw-on Filter for Clean Water

July 23, 2014 2:18 pm | by ETH Zurich | News | Comments

According to the World Health Organization, 3.4 million people die from water-related diseases every year. A research team spent a year researching a membrane filter and developing a prototype. What makes the DrinkPure filter unique is that you can screw it on to virtually any plastic bottle. It doesn't require a pump or a reservoir.

Nano-chip Sniffs Out Explosives Better than Dogs

July 23, 2014 1:47 pm | by American Friends of Tel Aviv Univ. | News | Comments

Security forces worldwide rely on sophisticated equipment, trained personnel, and detection dogs to safeguard airports and other public areas against terrorist attacks. A revolutionary new electronic chip with nano-sized chemical sensors is about to make their job much easier.  

Popeye-approved: Spinach as Alternative Fuel

July 23, 2014 1:44 pm | by Purdue Univ. | News | Comments

Spinach gave Popeye super strength, but it also holds the promise of a different power for a group of scientists: the ability to convert sunlight into a clean, efficient alternative fuel.                              

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Head of Troubled CDC Anthrax Lab Resigns

July 23, 2014 1:38 pm | by Associated Press | News | Comments

The head of the government lab that potentially exposed workers to live anthrax has resigned. Michael Farrell was head of the Centers for Disease Control and Prevention lab since 2009. He submitted his resignation Tuesday.                    

Rosemary, Oregano Have Diabetes-fighting Compounds

July 23, 2014 9:49 am | by ACS | News | Comments

The popular culinary herbs oregano and rosemary are packed with healthful compounds, and now lab tests show they could work in much the same way as prescription anti-diabetic medication. Scientists found that how the herbs are grown makes a difference, and they also identified which compounds contribute the most to this promising trait.

Supercomputer Helps Improve Rare-earth Metal Purification

July 22, 2014 2:53 pm | by U.S. Department of Energy’s Ames Laboratory | News | Comments

Using the second fastest supercomputer in the world, a scientist at the U.S. Department of Energy’s Ames Laboratory is attempting to develop a more efficient process for purifying rare-earth materials.                              

Refuges to Phase Out Nicotine-like Pesticide

July 22, 2014 8:01 am | by Jeff Barnard, Associated Press | News | Comments

Federal wildlife refuges in the Northwest and Hawaii will phase out a class of pesticides that are chemically similar to nicotine because they pose a threat to bees and other pollinators key to crop growth.                     

Scientists Can ID 'Worst' HIV Particles

July 21, 2014 2:35 pm | by Univ. of Michigan | News | Comments

HIV-infected people carry many different HIV viruses and all have distinct personalities—some much more vengeful and infectious than others. Yet, despite the breadth of infectivity, roughly 76 percent of HIV infections arise from a single virus. Now, scientists believe they can identify the culprit with very specific measurements of the quantities of a key protein in the HIV virus.

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Research Unsticks Nature's Strongest Glue

July 18, 2014 12:00 pm | by Newcastle Univ. | News | Comments

Over 150 years since it was first described by Darwin, scientists are finally uncovering the secrets behind the super strength of barnacle glue. Still far better than anything we have been able to develop synthetically, barnacle glue— or cement— sticks to any surface, under any conditions.

Researcher Calls For ‘Risky Research’ Review System

July 18, 2014 12:00 pm | by The Conversation, Nicholas Evans | News | Comments

The danger of reporting findings before peer review is that scientists often can’t talk about the details of their research, which can lead to hype or fear in the media.

States Sue 5-Hour Energy for Deception

July 18, 2014 12:00 pm | by Associated Press, Steven DuBois | News | Comments

Two attorneys general from the Northwest have sued the companies responsible for the popular 5-Hour Energy drink. The suits allege the companies engaged in deceptive advertising and that 5-Hour Energy falsely claims customers get extra energy and focus from a unique blend of ingredients, when the boost actually comes from a concentrated dose of caffeine.

Biochemist's Find is New Hope for Hep B Cure

July 18, 2014 7:00 am | by Indiana Univ. | News | Comments

A biochemist’s discovery of a class of anti-viral small molecules that target the function of a virus DNA hidden in the infected livers of hepatitis B patients may lead to a cure for this viral infection that kills more than 600,000 people annually.

Water Prefers Negative Charges

July 17, 2014 12:00 pm | by EPFL | News | Comments

In the presence of charged substances, H2O molecules favor associating with elements with a negative electrical charge rather than a positive electric charge. Researchers have published a study on the subject that could provide new insights on the processes of cell formation.

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Fracking Industry Seeks Better Chemicals

July 17, 2014 7:00 am | by Inside Science News Service, Patricia Waldron | News | Comments

Scientists haven't solved every potential problem with fracking. But they are working to replace many of the chemicals in the fluid, which contains sand, biocides, mineral-dissolving acids and more.

Method Monitors, May Control Stink Bug Population

July 17, 2014 7:00 am | by ACS | News | Comments

Scientists have discovered certain stink bug pheromone components and made them artificially in the lab for the first time. These substances can be used to monitor and manage their populations.

Scientifically Rich Facts About Money

July 17, 2014 7:00 am | by ACS | Videos | Comments

In this video, ACS examines four scientific facts about money. Did you know those dollar bills in your pocket have a hint of cocaine on them? Or that there are hidden inks and features to prevent counterfeiting? These are just a couple fascinating facts about money to make you scientifically richer.

Bubble Wrap Can Be Tiny Test Tubes

July 17, 2014 7:00 am | by ACS | News | Comments

Popping the blisters on the bubble wrap might be the most enjoyable thing about moving. Now, scientists propose a more productive way to reuse the packing material— as a sheet of small, test tube-like containers for medical and environmental samples. Their report shows that analyses can take place right in the bubbles.

Assay Spots Fake Malaria Drugs, Could Save Thousands of Lives

July 16, 2014 1:01 pm | by Oregon State Univ. | News | Comments

Chemists and students in science and engineering have created a new type of chemical test, or assay, that’s inexpensive, simple and can tell whether or not one of the primary drugs being used to treat malaria is genuine– an enormous and deadly problem in the developing world.

Glass Surface Reduces Glare, Reflection

July 16, 2014 12:49 pm | by ACS | News | Comments

If you’ve ever tried to watch a video on a tablet on a sunny day, you know you have to tilt it at just the right angle to get rid of glare or invest in a special filter. But, scientists are reporting that they’ve developed a novel glass surface that reduces both glare and reflection, which continue to plague even the best mobile displays today.

3-D Nanostructure May Aid Electronics, Gas Storage

July 16, 2014 7:00 am | by Rice Univ. | News | Comments

A three-dimensional porous nanostructure would have a balance of strength, toughness and the ability to transfer heat, which could benefit nanoelectronics, gas storage and composite materials that perform multiple functions.

Gene Find Key to Better Soybeans

July 16, 2014 7:00 am | by Purdue Univ. | News | Comments

Researchers have discovered a soybean gene whose mutation affects plant stem growth, a finding that could lead to the development of improved soybean cultivars for the northern U.S.

Cannabis Compound Could Slow Cancer

July 15, 2014 7:00 am | by Univ. of East Anglia | News | Comments

Scientists have shown how the main psychoactive ingredient in cannabis, THC, could reduce tumor growth in cancer patients. Research reveals the existence of previously unknown signaling platforms that are responsible for the drug’s success in shrinking tumors.

Microchip Diagnoses Type-1 Diabetes

July 14, 2014 12:00 pm | by Stanford Univ. School of Medicine | News | Comments

Researchers have invented a cheap, portable, microchip-based test for diagnosing type-1 diabetes that could speed up diagnosis and enable studies of how the disease develops. The test could improve patient care worldwide and help researchers better understand the disease.

New Tech May Produce Clean-burning Hydrogen Fuel

July 14, 2014 12:00 pm | by Rutgers Univ. | News | Comments

Researchers have developed a technology that could overcome a major cost barrier to make clean-burning hydrogen fuel, which could replace expensive and environmentally harmful fossil fuels. The new technology is a novel catalyst that performs almost as well as cost-prohibitive platinum for electrolysis reactions, which use electric currents to split water molecules into hydrogen and oxygen.

Voltammetry Dates Metal Objects

July 14, 2014 7:00 am | by Angewandte Chemie | News | Comments

How can the age of archeological objects be determined if the well-established carbon dating method does not apply— for example with metal objects? Scientists have introduced an electroanalytical method for dating artifacts made of copper and bronze based on the voltammetry of microparticles.

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