WASHINGTON (AP) – Democratic presidential candidate Bernie Sanders calls climate change the greatest threat to national security. Front-runner Hillary Rodham Clinton promises to install more than 500 million solar panels across the country. On the Republican side, Jeb Bush would phase out tax credits for solar power. Rival Marco Rubio …

QiKU Q Terra,the smartphone with a 13mp + 13 mp dual-camera at the back, has been launched in India. Qiku Q Terra, is the result of a joint venture between Coolpad and security firm 360. QiKU has gone for an interesting price scheme with its new phone. The Qiku Q …