Wall St. dips on earnings, but set to end week strong

Trader is reflected in a screen as he works on the floor of the NYSE in New YorkU.S. stocks fell modestly on Friday, pressured by some disappointing results from major multinational companies which offset optimism triggered by the European Central Bank's recent decision to buy bonds and boost euro zone growth. Wall Street jumped on Thursday, with the S&P 500 and Nasdaq returning to positive territory for the year, after the ECB detailed a bigger-than-expected bond-buying program to lift the region's sagging economy and fight deflation. United Parcel Service Inc gave a fourth-quarter earnings outlook that was below expectations, citing a disappointing performance in U.S. domestic ground shipments.

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Ramping up e-cigarette voltage produces more formaldehyde – study

Researchers from Portland State University took flavored nicotine liquid made by Halo Cigs, a private company, and tested it in a personal vaporizer from Innokin. E-cigarette liquids typically contain propylene glycol, which when heated is known to release formaldehyde gas. It is not known exactly where formaldehyde contained in hemiacetals gets deposited in the body or whether it is similarly toxic, said James Pankow, one of the study’s authors. Absent such a study, the authors estimated the formaldehyde-related cancer risk associated with e-cigarettes by extrapolating from data on formaldehyde in cigarettes.
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Emma Watson urges men to join gender equality battle

Actress Emma Watson arrives at the Elle Style Awards in LondonBritish actress Emma Watson urged young men to speak out when women are degraded, husbands to support wives to pursue their ambitions and businessmen who mentor women to share their experiences, as part of a drive to get more men to champion women's rights. The star, also a goodwill ambassador for UN Women, was speaking on Friday at the World Economic Forum (WEF) meeting in Davos, Switzerland, where she helped to launch the next phase of a campaign to encourage men and boys to join the struggle for equal rights. Watson said since the HeforShe campaign began in September, it had received an outpouring of support from high-profile figures such as Hillary Clinton, Prince Harry and Archbishop Desmond Tutu.

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