Physical sciences: GK, Current Affairs, Questions, Trivia and News

2019 Nobel prize in Chemistry awarded for discovery in Lithium-ion batteries

The Nobel Prize 2019 for Chemistry has jointly been awarded to three scientists – John D. Goodenough, M. Stanley Whittingham and Akira Yoshino – for the development of lithium-ion batteries that we use in everyday life from mobile phones to electric vehicles.

Union government launches Prakash portal to monitor Coal supply

The Union government has launched a Prakash portal – ‘Power Rail Koyla Availability through Supply Harmony’ – for better coordination among the Ministries of Power, Coal and Indian Railways for coal supply to power plants. The portal, which is developed by NTPC, is designed to help in mapping and monitoring entire coal supply chain for ..

Hubble Telescope finds Water Vapour on Habitable-Zone Exoplanet

For the first time have Astronomers have discovered water vapour signatures in the atmosphere of a planet beyond our solar system that resides in the habitable zone (the region around a star which can support liquid water given sufficient atmospheric pressure). Discovery of Water Vapour in Habitable Zone The Astronomers from the Center for Space ..

The team of Event Horizon Telescope wins 2020 ‘Oscars of Science’

The Event Horizon Telescope (EHT) team  of 347 scientists  has won the 2020 ‘Breakthrough Prize in Fundamental Physics’ for the first image of a super-massive black hole. The $3 million prize is also known as the ‘Oscars of Science’. The team produced the world’s first-ever image of a black hole circled by a flame-orange halo ..

IMD releases a report titled ‘Mid-Monsoon 2019 Lightning’

The report titled ‘Mid-Monsoon 2019 Lightning’ has been prepared by Climate Resilient Observing Systems Promotion Council (CROSPC), a research body of the India Meteorological Department (IMD). It’s a first-of-its-kind report on lightning incidents in India. As per report, in the 4-month period between April and July, Odisha recorded the highest number of lightning strikes in ..

World Bank releases a report titled ‘Quality Unknown: The Invisible Water Crisis’

The World Bank (WB) has recently released a report titled ‘Quality Unknown: The Invisible Water Crisis’ to address human and environmental harm. The study evaluated how a combination of bacteria, sewage, chemicals and plastics suck oxygen from water supplies and transform water into poison for people and ecosystems. Both rich and poor countries are at ..

Karnataka government classifies Nictoine as Class A poison

The Karnataka government has recently classified nicotine as Class A poison by amending the Karnataka Poisons (Possession and Sale) Rules 2015. The move is to curb illegal sale, smuggling of nicotine cartridges & e-cigarettes. Highly toxic chemicals (such as cyanogen, hydrocyanic acid, nitrogen peroxide, and phosgene) which even in very small quantities as gas or ..

IIT Hyderabad with Harvard University studied mercury accumulation in fish

According to a study conducted by researchers from Harvard University and IIT Hyderabad, climate change and overfishing are resulting in an increase of a toxin called methylmercury (MeHg) in the ocean’s fishes like Atlantic cod, Atlantic bluefin tuna. These fishes are widely consumed by humans. The researchers pointed 3 factors that result in mercury accumulation ..