Looking Up - 10 July 24 - More about asteroids

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More about asteroids, other threats in space and how the Chinese are dealing with them, plus advance notice of the International Astronomical Union's General Assembly taking place in Cape Town 6-15 August.
10 Jul 2024 English South Africa Places & Travel

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Looking Up - 01 Jan 25 - What is time?

What is time? We only know how to measure it. Kechil canters through the technologies used to do this, including the most accurate clocks associated with local radio telescopes MeerKAT and the SKA.
1 Jan 5 min