Which Union Minister launched the mobile app of (MHA) Grievances Redressal Mobile Application and Border Security Force (BSF)?

Google has partnered with bullion refiner MMTC-PAMP India to allow Google Pay users to buy and sell gold through the app. Through this partnership with India's only LBMA-accredited gold refinery, Google Pay users will be able to buy 99.99% 24-karat gold. This type of service is already offered by the likes of Paytm, Mobikwik, and PhonePe.

Paul Allen, who co-founded Microsoft in 1975 passed away aged 65 after battling cancer. Allen was the childhood friend of Microsoft Co-Founder Bill Gates. It was Allen who came up with the name Microsoft and had left the company in 1983. Allen ranked among the world's wealthiest individuals. As on date of his death, he ranked 44th on Forbes' 2018 list of billionaires with an estimated net worth of more than $20 billion.

Former deputy election commissioner Vinod Zutshi has been appointed as special observer for Tripura. The Election Commission (EC) had postponed polling in the Tripura (East) Lok Sabha seat to the third phase on 23rd April from 18th April, due to law and order situation. He was one of the special observers appointed by the Election Commission (EC) to ascertain when the assembly elections in Jammu and Kasmir can be held.

International World Water Day is held annually on 22 March as a means of focusing attention on the importance of freshwater and advocating for the sustainable management of freshwater resources. The theme for World Water Day 2019 is 'Leaving no one behind,' which is the central promise of the 2030 Agenda for Sustainable Development.

The new edition of Tirukkural will be released on October 5, 2018. Vedagiri Mudaliar, who taught Tamil in Madurai Tamil Sangam, set up a printing press exclusively for the purpose. In the 19th century, 1850 to be precise, Tamil scholars turned their attention to Kalathur as Vedagiri Mudaliar first printed the Tirukkural with commentaries. The revised version was released in 1853. Vedagiri Mudaliar's book was never printed again. Now, Sivalayam J. Mohan will release the new edition on October 5, exactly 165 years after it was first published.

The International Nurses Day was celebrated globally on May 12 to commemorate the birth anniversary of Florence Nightingale also known as 'The Lady with the Lamp', was famous as manager and trainer of nurses during the Crimean War. The theme for the International Nurses Day 2019 is -'Nurses - A Voice to Lead -Health for All'. In 1860, Nightingale laid the foundation of professional nursing with the establishment of "Nightingale School of Nursing" at St Thomas' Hospital in London. It was the first secular nursing school in the world and is now part of King's College London.

International Midwives Day 2019 is celebrated on May 5th every year. The theme for this year's celebration was "Midwives: Defenders of Women's Rights". First International Day of the Midwife (IDM) was celebrated on 5th of May in the year 1991 using the theme "Towards safe birth for all by the year 2000". It is celebrated as a day to honor the midwives for their big contribution towards the health of the people across the nations. The main event was hosted by WHO Chief Nursing Officer and Taskforce on Nursing and Midwifery. The event was inaugurated by the WHO Director-General Dr. Tedros Adhanom Ghebreyesus. The event also saw the launch of the original play "Born in the Ruins" which showcased the work of midwives and nurses in conflict and emergency setting anywhere in the world.

The 42-edition of Porsche Tennis Grand Prix was held in Porsche Arena in Stuttgart, Germany from April 22 to April 28, 2019.The prize money for the event was $8,86,077. Kvitova beat Kontaveit to win maiden Stuttgart title.A world number three Czech tennis player, Petra Kvitova beat Estonian Anett Kontaveit by 6-3, 7-6 (B) to win Stuttgart's Porsche Grand Prix 2019 in women's single.The 29-year old Kvitova, two-time Wimbledon Champion, won her second title of the year after Sydney in January 2019. Germany's Mona Barthel & Anna-Lena Friedsam won women's doubles A 28-year old Mona Barthel and a 25-year old Anna-Lena Friedsam, both from Germany defeated Russian player Anastasia Pavlyuchenkova and Czech player Lucie Safarova in the women's double final by 2-6, 6-3 and 10-6.

21 light years away on december 22, 2018 in the constellation Cassiopeia, a shimmering "super-Earth", five times the mass of Earth, dubbed as HD219134 b was discovered. Unlike the Earth, however, it most likely does not have a massive core of iron, but is rich in calcium and aluminium alongside magnesium and silicon. It shimmers red to blue like rubies and sapphires, because these gemstones are aluminium oxides which are common on the exoplanet. According to the researchers it is one of three candidates likely to belong to a new exotic class of exoplanets. The other two exoplanets studied were 55 Cancri e and WASP-47 e. The study was published in the journal Monthly Notices of the Royal Astronomical Society: Letters.

Oscar-winning actress Anne Hathaway was honoured with a star on the Hollywood Walk Of Fame in Los Angeles, US.