The Pythagoras theorem 'should either be an Egyptian theorem if you look at the standard of just having an idea about it, an Indian theorem if you're looking for a complete statement of it, or a Chinese theorem if you're looking for the proof of it,' Fields Medal winner and Princeton University Professor Dr Manjul Bharava tells P Rajendran/Rediff.com

Making a strong pitch for producing good teachers in large numbers, Prime Minister Narendra Modi on Thursday launched a mission in this regard amid his assertion that the whole world is looking at India with great expectations "but we are not ready".

Drug maker Cipla always fought a lone battle to make drugs affordable in India.

'Muslims, like people of all other faiths, are quite comfortable with the idea of nationalism and democracy today. But are they following Islam in its spirit? That is a different question.'

Fraudsters duplicate SIM cards to hack into bank accounts.

From developing the right partnerships to employing strategies that help you to turn the game in your favour, the world of sports is full of lessons for your life and career.

New inventions allow Tencent Holdings' WeChat users to book taxis, top up phone credit, while Clone Algo's YAY App users are able to talk and chat free besides being able to apply for online for micro loans and use Clone Algo trading algorithms.

We bring you five lessons any entrepreneur, aspiring and otherwise, can learn from the founder of Facebook.

There are few firms that are applauded for managing a healthy top line growth along with an impressive brand image that inspires most companies.

Aparna Athreya is enriching the lives of kids, parents and individuals through the start-up Kid and Parent Foundation.

(Psst! Because today is International Internet Day!)

The traditional male dancers of Rajasthan produce seductive movement that has colour and beat.

Harbhajan Singh has threatened to take legal action against controversial umpire Darrell Hair if the Australian continued to damage his reputation by making provocative comment that youngsters with suspect action have made him a role model.

Indian child rights activist Kailash Satyarthi and Pakistan's Malala Yousafzai have been awarded the coveted Nobel Peace Prize for 2014.

'We are two countries that, as Swami Vivekananda said in Chicago more than a century ago, have sheltered the persecuted and the refugees of all religions and all nations on Earth.' 'People are watching to wait and see if this Modi moment is going to be the moment when the world's oldest democracy and the world's largest democracy finally capitalise on the full, inherent potential of this relationship.' Aziz Haniffa/Rediff.com reports from the State Department's lunch for Prime Minister Modi.

If you have an IT firm, you should avoid encroaching on their turf.

Angel Di Maria, with all the abundant gifts that make him at nearly 60 million pounds the most expensive signing in English football, may have found a club where he could again become the king, not some undervalued courtier.

"He's a true prince," says Peter Sarnak, a senior professor at Princeton University, describing Dr Manjul Bhargava, recipient of Fields Medal, math's top global honour.

British supermodel Cara Delevingne rocked the red carpet at GQ Men of the Year Awards.

'By lifting his visit to vibrant new functional and emotional planes, Modi saved it from looking like a mere obligatory give-and-take. This is no mean achievement. With his penchant for execution, he must fast track action on the proposals agreed upon, so that the fine print matches the hype,' says B S Raghavan.

PepsiCo India's new CEO admits to being an ardent follower of the world's management gurus and they clearly mould his outlook.

This will be an area where bilateral or regional trade pacts may not be able to perform well.

Here's your weekly digest of the most Weird, True and Funny News from the across the globe.

It was only in April that the social networking giant announced the move to a separate app.

There is more to this inventive Pizza than meets the eye, says Nishi Tiwari

Do you start an e-mail with 'Dear Sir' or you just say 'Hi'?

However, international fast-food chains have had to change this business model completely, to adapt to Indian preferences.

The film is slow and unexciting and does little to keep the audience entertained.

From Arvind Kejriwal to Priyanka, this has been a media-determined election. Two forces stand poised, the people inventing new politics and the media inventing its own version of that politics, says Shiv Visvanathan.

Take the quiz and find out how well you know these famous Indian achievers.

Academicians Lloyd and Susanne Rudolph, who were on Monday presented with Padma Bhushan award, predict significant changes in Indian politics if Aam Aadmi Party performs well in the Lok Sabha elections.

India-US should further strengthen economic ties.

HUL is keen to redefine the way in which brands tell their stories to consumers.

Read the full transcript of President Obama's State of the Union address on Wednesday at the US Capitol in Washington.

'From envy, heartburn and broken hearts to broken marriages, much damage has been done by unintended revelations in the social media. Suspicious partners bring out hidden relationships, which may never have come to light and hell breaks lose in many lives,' warns T P Sreenivasan.

The rules, the first ever for software applications in the country, were recently issued by the patent office and mandate each new software to be 'machine-specific' and packaged with 'new hardware' to qualify for a licence.

Mahatma Gandhi's 'charkha' which he used in Yerwada Jail during the 'Quit India Movement' was sold at an auction in the UK for a whopping 110,000 pounds, nearly double the expected price.

Over 60 of Mahatma Gandhi's most prized possessions, including a 'charkha' he used in Yerwada Jail during the 'Quit India Movement', will go under the hammer at a leading British auction house on November 5.

It is rare for communal riots to spread to rural areas. The UP riot is the first time after the September 1969 Gujarat riots that a rural area have been affected. Electoral politics which divide society in majority/minority, going on since the early 1990s, is a major contributing factor to this heightened tension between communities, says Colonel (retd) Anil Athale in the first of a two part series.