Physical sciences: GK, General Studies and Current Affairs

Gravitational Lensing

Normal lenses such as the ones used in a magnifying glass or a pair of spectacles bends the light rays that pass through them by refraction and focuses the light somewhere (such as in your ..

Neutrinos and Neutrino Oscillation

Neutrinos are one of the elementary particles, which make up the universe. They are similar to electrons except that they do not carry electric charge. As they are electrically neutral, they are not affected by ..

Bureau of Indian Standards (BIS) grants first license for Liquid Chlorine on All India basis

As per Indian Standard (IS) 646:1986, the Bureau of Indian Standards (BIS) has granted the first license to M/s Gujarat Alkalies and Chemicals Ltd for Liquid Chlorine on All India basis. The licence has been ..

Calcium Silicate Perovskite

Geologists have discovered a mineral known as calcium silicate perovskite (CaSiO3) trapped inside a tiny diamond that was mined from less than a kilometer of the earth’s surface at the Cullinan Mine in South Africa.  ..

Star-Planet Activity Research CubeSat (SPARCS)

The spacecraft, known as the Star-Planet Activity Research CubeSat, or SPARCS, is a new NASA-funded space telescope and will be launched in 2021. It will monitor the flares and sunspots of small stars to assess ..