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Transportation and Logistics

Automated System Installs Reflective Pavement Markers

On rainy nights in Georgia and across the nation, drivers greatly benefit from small, reflective markers that make roadway lanes more visible. A new automated…

Environmental Conservation

You still can't drink the water, but now you can touch it

Engineers have developed a system that uses a simple water purification technique that can eliminate 100 percent of the microbes in New Orleans water samples…

Physics & Astronomy

University of Alberta’s Space Research Solves Aurora Mystery

The satellites, all carrying identical suites of electric, magnetic, and particle detectors, are part of the NASA THEMIS mission (for “time history of events…

Physics & Astronomy

Chandra discovers light echo from the Milky Way's black hole

A light echo was produced when X-ray light generated by gas falling into the Milky Way's supermassive black hole, known as Sagittarius A* (pronounced…

Life & Chemistry

MicroRNA Discovery Enhances Pancreatic Cancer Detection

The study examined human pancreatic tumor tissue and compared it to nearby normal tissue and control tissue for levels of microRNA (miRNA). It identified about…

Life & Chemistry

PMR1 Enzyme: Unveiling Its Surprising Benefits for mRNA

The study examined a recently discovered enzyme called PMR1. That enzyme attaches to certain mRNA molecules and remains there like a hand grenade with its pin…

Studies and Analyses

USGS Study: Impact of Aircraft De-Icers on Environment

A recent study has confirmed that proprietary additives are responsible for the observed toxicity. This USGS study, published in the journal Environmental…

Health & Medicine

Mastering Prolongevity: Strategies for Youthful Living

To remain young, or at least to look young, is an ideal that is growing stronger and stronger. Aging and death must be combated; staying young and living a…

Environmental Conservation

Radiation Accelerates Degradation of Nuclear Waste Materials

Minerals intended to entrap nuclear waste for hundreds of thousands of years may be susceptible to structural breakdown within 1,400 years, a team from the…

Life & Chemistry

Cambridge Scientists Identify Key Stage for Stem Cell Development

Cambridge scientists have discovered the stage at which some of the cells of a fertilised mammalian egg are fated to develop into stem cells and why this…

Studies and Analyses

New Findings Challenge Decade-Old N2 Fixation Assumptions

The title of an accompanying News and Views piece says it all, “Looking for N2 Fixation in all the Wrong Places.” It's important to have a global picture of…

Health & Medicine

Delay in Nevirapine Use Boosts AIDS Treatment Outcomes

Nevirapine, given once during labor, either alone or in combination with a short course of zidovudine (AZT) or other antiretroviral medications, significantly…

Physics & Astronomy

Astronomers Discover Distant Star Clusters Behind Nearby Ones

“Given their distance, the light that we see today from these clusters was emitted more than one billion years ago and may hold important clues for…

Life & Chemistry

Dramatic results from combo therapy surprises Krabbé-disease researchers

The Washington University School of Medicine in St. Louis researchers who made the discovery set out with low hopes for the combination therapy because on its…

Earth Sciences

Diamonds from outer space — Geologists discover origin of Earth's mysterious black diamonds

In a paper published online on December 20, 2006, in the journal Astrophysical Journal Letters, scientists Jozsef Garai and Stephen Haggerty of Florida…

Physics & Astronomy

Measuring Dust Porosity Around Distant Stars: A New Insight

This is the first definitive measurement of the porosity of dust outside our solar system, and is akin to looking back 4 billion years into the early days of…

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