Rakesh Venkatesh

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India calls off diplomatic talks with Pakistan

NEW DELHI (Reuters) - India called off on Monday peace talks with Pakistan, giving a jolt to renewed diplomatic efforts between the two nuclear-armed neighbors and adding to the troubles of Pakistan’s beleaguered government.<p>India's Prime Minister Narendra Modi (R) and his Pakistani counterpart …

How It Works: The Highest-Efficiency Solar Cell

I'm going to soak up the sun.<p>Solar cells typically convert no more than 20 percent of incoming energy into electricity, in part because they capture only certain wavelengths of light. Researchers at Germany’s Fraunhofer Institute for Solar Energy Systems have developed a solar cell that converts …

Clean Energy

The Week in Review: Marijuana Goes Mainstream

In recent years, American social policy became a very sticky subject. Issues ranging from gay marriage to gun ownership are hotly politicized, and …

Top 10 views in Rio de Janeiro – in pictures

‘On the eighth day,’ say the locals, ‘God created Rio’ – and it’s hard to disagree. It’s a city where tropical rainforests, beaches and monolithic cartoon-like mountains collide to form one of the most distinctive landscapes in the world. Whichever way you look, there are breathtaking views…<p>• <b>More</b> …

NASA's Mars 2020 rover gets tools to search for signs of past life

It's official: The Mars 2020 rover's instruments have been chosen, and they include a super-laser and stereo vision!<p>This successor to<p>NASA’s Mars roverCuriositymay have the same skeleton as its predecessor, but its suite of scientific tools will take its exploration to the next step: looking for …

Near-Infrared

Problem Drinking In Midlife Linked To Memory Trouble Later

To ward off big memory problems in your 70s and beyond you may want to cork the bottle more often now.<p>In a study of 6,500 people published this week, adults with a midlife history of drinking problems were more than twice as likely as those without alcohol problems to suffer severe memory …

European regulators training sights on Google's mobile software

BRUSSELS/SAN FRANCISCO (Reuters) - European regulators are preparing what could be a stern challenge to Google Inc’s (GOOGL.O) (GOOG.O) mobile software business in the coming months after a nearly four-year investigation into the company’s Web search practices left rivals and European politicians …

Samsung sales and profits down despite Galaxy S5 launch

Rest of 2014 will be "a challenge" as second quarter disappoints<p>Samsung Electronics has released its financial results for the second quarter of 2014, showing the first drop in net profit in three years for the Korean electronics giant, and a slowdown in its smartphone sales. The company announced …

Five arrested for Atlantic City casino heist

(Reuters) - Five people, including a security guard, have been arrested in connection with an armed robbery of $181,000 from the Caesars Atlantic City casino last week, police said on Wednesday,<p>Police have recovered much of the stolen cash, along with clothes used in the robbery, the New Jersey …

Kerry to woo Modi's India, but quick progress unlikely

WASHINGTON (Reuters) - U.S. Secretary of State John Kerry visits India this week as Washington tries to revitalize ties it sees as a counterbalance to China’s rising power, but rapid progress is unlikely, despite the reformist reputation of India’s new leader.<p>India's Prime Minister Narendra Modi …

'Substantial' UCLA damage after pipe break

A day after 20 million gallons of water gushed out of an old, broken water main, UCLA had quite a mess on its hands Wednesday -- and it still was trying to figure out how big.<p>Hundreds of vehicles were waterlogged and stranded. A famous basketball court might be ruined.<p>"We're nowhere near (figuring …