Explaining the science behind this year’s Nobel Prizes for Chemistry and Physics | The Hindu In Focus podcast

In this second part of a two-episode series on the Nobel Prizes, we go into the Chemistry and Physics 2020 awarded to Emmanuelle Charpentier and Jennifer Doudna, for discovering one of gene technology’s sharpest tools: the CRISPR/Cas9 genetic scissors.

Also read our explainer on the Chemistry Nobel 2020:

And for physics, British mathematician-physicist Roger Penrose received half of this year’s prize “for the discovery that black hole formation is a robust prediction of the general theory of relativity”, as the the Nobel Committee put it. German Reinhard Genzel and American Andrea Ghez received the second half of the prize “for the discovery of a supermassive compact object at the center of our galaxy.” We explain the science behind both awards.

Also read our explainer on the Physics Nobel 2020:

 

Guest: T.V. Venkateshwaran, Science Communicator, Senior Scientist at Vigyan Prasar, New Delhi.

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Watch: Visual surveillance technology – The Hindu

A video on how Visual surveillance technology that help users monitor and identify people is becoming popular within homes.

Visual surveillance technology refers to all those devices that help users monitor and identify people. It includes cameras and facial recognition systems.

Offices and large residential complexes have been using CCTV cameras to monitor people but today, cameras within homes are also becoming increasingly popular.

Households are installing both outdoor and indoor security cameras. While outdoor cameras are used to recognise and keep a watch on visitors and passers-by, indoor cameras help in monitoring activities in separate rooms like baby rooms or for the elderly.

These cameras help ensure safety and they allow households to keep track of activities both outside and inside the houses.

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