The yearning never stops

Scientists using NASA's planet-hunting Kepler telescope have found a planet beyond the solar system that is a close match to Earth. Last week. New Horizon sent detailed images from Pluto.

Hubble telescope completed its 25th anniversary this year... and there is many more to know from NASA JPL scientist, Dr Velusamy. Dr Velusamy shares his knowledge and thoughts with Kulasegaram Sanchayan.

This interview was first broadcast in July 2015.

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