More than 600 Porto city buses and taxis have been fitted with routers to provide free Wi-Fi service. It's being touted as the biggest Wi-Fi-in-motion network in the world.
Workers stand next to a gas pipeline not far from the central Ukrainian city of Poltava in June 2014. Ukraine imports much of its gas from Russia, which is once again threatening to cut off supplies in a dispute over payments.
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Lincoln has invested hundreds of millions of dollars in revitalizing its downtown, a historic area called Haymarket, to create a more culturally vibrant urban center that is helping the city keep and attract young adults.
Jorge Cham is the creator of PHD Comics and received his doctorate in mechanical engineering at Stanford University. PHD (Piled Higher and Deeper) is a comic strip about life (or the lack thereof) in academia. See more of his work at www.phdcomics.com.
Jorge Cham/PHD Comics
President Obama remarks on his proposal to tighten consumer protections for people saving for retirement as Sen. Elizabeth Warren and Labor Secretary Tom Perez listen, at AARP on Monday.
At the start of a meeting to decide the issue of net neutrality, Federal Communications Commission Chairman Tom Wheeler (center) holds hands with FCC Commissioners Mignon Clyburn (left) and Jessica Rosenworcel at the FCC headquarters Thursday.
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