Researchers have recently captured the first ever photograph of light behaving as both a wave and a particle.
From selling snacks by the roadside to owning a business empire worth around Rs 8,000 crore, Ponty Chadha`s was a real rags to riches story.
Ponty Chadha, who was killed along with his brother after both sides fired at each other on Saturday, was a controversial figure in the business world.
Punjab Deputy Chief Minister Sukhbir
Singh Badal on Saturday claimed there was a pro-incumbency wave in
the state and ruling Shiromani Akali Dal (SAD)-BJP combine
will win next assembly elections with a thumping majority.
Yet another wave of killing blamed on drug rings in Mexico has claimed 34 lives in two days.
Grubby cages, inexperienced keepers and poor equipment have long sullied the reputation of Dhaka`s zoo, but now a string of deaths has led to charges of serious incompetence against its management.
Australia Friday said a massive swine flu vaccination programme would start in October but warned of a possible "second wave" of infections in the hard-hit country.
Day in Pics: 17th April
Showbiz World - April 17, 2015
PM Modi in Canada