Big Picture, Uncategorized

ISRO test firing Scramjet Rocket Engine.

Introduction The first experimental mission of ISRO’s Scramjet Engine towards realisation of Air Breathing Propulsion System was carried out successfully. It is a new technology which is not available with many countries. India is the fourth country to demonstrate the flight testing of scramjet engine. Many countries have tested a Scramjet but no country has… Continue reading ISRO test firing Scramjet Rocket Engine.

GS-3, Science & Tech, Uncategorized

China launches world’s first quantum communications satellite to develop hack-proof tech

China recently launched the first-ever quantum satellite. The satellite is named “Micius“. Many countries are working on quantum communications, including fiber-optic quantum key distribution networks in the United States, Europe, and China. However, China is the first one to launch a satellite to develop the complex technology. The 500 kg satellite contains a quantum key… Continue reading China launches world’s first quantum communications satellite to develop hack-proof tech

GS-3, Science & Tech, Uncategorized

Cloud technology changing TV ad landscape

The Hindu Issue Geo-targeted advertising. Geo targeting Geo targeting in geomarketing and internet marketing is the method of determining the geolocation of a website visitor and delivering different content to that visitor based on his or her location, such as country, region/state, city, metro code/zip code, organization, IP address, ISP or other criteria. Geo targeted… Continue reading Cloud technology changing TV ad landscape

Editorials, GS-3, Science & Tech, Uncategorized

Enter the superbug?

Article Link Summary: Researchers have found a person in the United States carrying bacteria resistant to antibiotics of last resort. This has caused alarm among public health and infectious disease experts. The person was carrying coli bearing a new gene, mcr-1, which is resistant to even colistin, the last available antibiotic that works against strains… Continue reading Enter the superbug?

Editorials, GS-3, Science & Tech, Uncategorized

Fourth Industrial Revolution

CEOs, political leaders, social entrepreneurs, technologists and other global leaders are all at Davos to further the World Economic Forum’s mission of improving the state of the world. But, the big buzz at the World Economic Forum (WEF) in Davos this year is about the ‘Fourth Industrial Revolution’. What is Fourth Industrial Revolution? As described… Continue reading Fourth Industrial Revolution

Editorials, GS-3, Science & Tech, Uncategorized

Li-Fi: A green avatar of Wi-Fi

Article Link Year 2015 has been all about the introduction of new technologies. Li-Fi has been a buzzword for a few years now and took center stage in 2015. What is Li-Fi? Li-Fi, or light fidelity, invented by German physicist and professor Harald Haas, is a wireless technology that makes use of visible light in… Continue reading Li-Fi: A green avatar of Wi-Fi

GS-3, Science & Tech, Uncategorized

What is the Internet of Things?

Definition: A world where physical objects are seamlessly integrated into the information network, and where the physical objects can become active participants in business processes. Services are available to interact with these 'smart objects' over the Internet, query and change their state and any information associated with them, taking into account security and privacy issues. Internet… Continue reading What is the Internet of Things?

Editorials, GS-1, GS-2, Social Issue, Uncategorized

Neuroscience and the Juvenile Legislation

Article Link The Rajya Sabha, last week, cleared the Juvenile Justice (Amendment) Bill that allows juveniles between ages 16 and 18 years who are charged with heinous offences to be tried as adults. The popular outcry to reduce the age of criminal responsibility to 16 years had become louder post the ‘Nirbhaya’ case. Noticeably,Neuroscience was… Continue reading Neuroscience and the Juvenile Legislation

Environment, GS-3, Uncategorized

Diesel vs Petrol as a pollutant

So, why is diesel the fuel of choice for bigger vehicles? Apart from the fact that it is cheaper than petrol in India, the diesel engine is more efficient. The diesel combustion cycle yields a leaner fuel-air mixture to operate at optimal efficiency as compared to petrol engines. Measured by volume, diesel is more energy-dense… Continue reading Diesel vs Petrol as a pollutant