Science and Technolgy Current Affairs - 2020

IISER researchers use human hair to produce cheaper cathodes for solar cells

Researchers from Kolkata based Indian Institute of Science Education and Research (IISER) have produced cost-effective, metal-free cathodes using human hair for use in solar cells. Significance: This is the first instance where a bio-waste-derived electrode (in this case human hair) has been used as cathode in a quantum dot sensitised solar cell device. Key Facts Read More…

India’s first LIGO laboratory to come up in Hingoli, Maharashtra

India’s first LIGO (Laser Interferometer Gravitational-Wave Observatory) laboratory will be set up in Aundh in Hingoli district of Maharashtra. It will be third such laboratory in the world and first outside the United States. The existing two laboratories are located in Hanford, Washington and in Livingston, Louisiana. Key Facts The site at Aundh in Hingoli Read More…

Three Earth-like planets discovered orbiting dwarf star

An international team of scientists have discovered a trio of Earth-like exoplanets using the TRAPPIST telescope at ESO’s La Silla Observatory. These planets were found orbiting an ultra-cool dwarf star just 40 light-years from Earth and are likely comparable in size and temperature to Earth and Venus. Key facts Scientists have named the ultra-cool dwarf Read More…

US Senate passes Cyber Security Legislation

US Senate has passed Cyber Security Legislation to facilitating sharing of cyber-attack threats. It was passed by 74 votes in favour of it and 21 votes against it. The passage of legislation is being considered a critical step to address cyber threats and ensure tools are in place in to deter future cyber-attacks. Key facts Read More…