International

"More than one-third of the world's population can no longer see the Milky Way because of man-made lights."

"A solar-powered airplane finished crossing the United States on Saturday, landing in New York City after flying over the Statue of Liberty during its historic bid to circle the globe, the project team said."

"It’s no fairy tale — factory farms and air travel form a viral expressway to pandemics."

"Extraordinary melting in Greenland's ice sheet last summer was linked to warm air delivered by the wandering jet stream, a phenomenon that scientists have increasingly tied to global warming."

"For the first time, carbon dioxide emissions from an electric power plant have been captured, pumped underground and solidified — the first step toward safe carbon capture and storage, according to a paper published Thursday in the journal Science."

"People living in areas where the Zika virus is circulating should consider delaying pregnancy to avoid having babies with birth defects, the World Health Organization has concluded."

"This year's extra-large El Nino weather pattern is over, according to federal meteorologists."

"A revolutionary technology known as 'gene drive,' which for the first time gives humans the power to alter or perhaps eliminate entire populations of organisms in the wild, has stirred both excitement and fear since scientists proposed a means to construct it two years ago."

"Coral reefs have almost always been studied up close, by scientists in the water looking at small portions of larger reefs to gather data and knowledge about the larger ecosystems. But NASA's Jet Propulsion Laboratory is taking a step back and getting a wider view, from about 23,000 feet above."

"Volkswagen said on Wednesday it received regulatory approval to fix another 1.1 million cars, raising the number of VW models cleared for refitting to more than 2.5 million since the start of the year."