Arsenic in groundwater? Virginia coal ash case before court

Virginia's largest electric utility asked a federal appeals court Wednesday to overturn a judge's ruling that the company is violating federal law by discharging arsenic through groundwater into surrounding waters from a ...

NASA finds major Tropical Cyclone Marcus getting stronger

Now a Category 4 hurricane on the Saffir-Simpson Hurricane Wind Scale, Tropical Cyclone Marcus continues to strengthen as it moves south and keeps off-shore from Western Australia. NASA's Terra satellite looked at Marcus ...

Predators learn to identify prey from other species

Wolves purportedly raised Romulus and Remus, who went on to rule Rome. Is there good scientific evidence for learning across species? Researchers at the Smithsonian Tropical Research Institute (STRI) in Panama wanted to know ...

Seismologists introduce new measure of earthquake ruptures

A team of seismologists has developed a new measurement of seismic energy release that can be applied to large earthquakes. Called the Radiated Energy Enhancement Factor (REEF), it provides a measure of earthquake rupture ...

Conservation costs can be higher than bargained for

Sweeping policies that reward people in environmentally sensitive areas for returning their farmlands to nature have been lauded as ecological triumphs. But a new Michigan State University study shows that over time some ...

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