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Podcast Profile: The Cosmic Savannah

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102 episodes
2019 to 2025
Median: 43 minutes
Collection: Physics, Math, and Astronomy


Description (podcaster-provided):

A podcast showcasing world-class astronomy under African skies.


Themes and summary (AI-generated based on podcaster-provided show and episode descriptions):

➤ African astronomy and observatories (SALT, MeerKAT, SKA) • galaxies, cold hydrogen, radio jets, black holes • transients: pulsars, fast radio bursts, gamma-ray bursts • data-intensive methods: AI/ML, big data, VR visualization • astronomy development, education, diversity, mental health, climate outreach

This podcast explores modern astronomy with an emphasis on research and infrastructure connected to Africa’s observatories and scientific community. Across the episodes, the hosts speak with astronomers, engineers, and science leaders about how major facilities and collaborations are expanding what researchers can measure about the Universe, from the nearby solar neighbourhood to distant galaxies.

A recurring theme is how telescopes and surveys turn faint signals into scientific insight. Listeners hear about radio and optical observing with instruments such as MeerKAT and the Southern African Large Telescope, and about large international projects including the Square Kilometre Array Observatory and the Event Horizon Telescope. The discussions often focus on how astronomers study galaxy evolution by tracing cold gas (including neutral hydrogen and its 21-cm emission), how black holes influence their environments through jets and energetic activity, and how extreme phenomena like pulsars, fast radio bursts, and gamma-ray bursts are detected and interpreted.

The show also highlights the methods and tools behind discovery, including simulations, data-intensive astronomy, visualisation (such as virtual reality), and emerging uses of artificial intelligence and machine learning in telescope operations and analysis. Alongside the science, there is attention to the human side of astronomy: career journeys of researchers in and connected to Africa, student experiences, the growth of departments and networks on the continent, public engagement efforts, and topics such as diversity initiatives and mental health in academia. Occasional live events, announcements, and reflective season wrap-ups provide additional context on the community around the podcast.


Episodes:
Episode Image Episode 83: Celebrating 20 Years of SALT
2025-Dec-31
53 minutes
Episode Image Episode 82: When Telescopes Think - AI and the Future of Astronomy
2025-Dec-01
33 minutes
Episode Image Episode 81: One Last Burst - Gamma Rays and Afterglows
2025-Oct-08
41 minutes
Episode Image Episode 81: One Last Burst - Gamma Rays and Afterglows
2025-Oct-08
41 minutes
Episode Image Episode 80: The Mightee MeerKAT’s View of the Universe
2025-Sep-25
67 minutes
Episode Image Episode 79: RADHIANCE research at the University of Oxford
2025-Sep-10
57 minutes
Episode Image Episode 78: Back Under The Stars – A New Dawn!
2025-Aug-27
60 minutes
Episode Image Episode 77: Troublesome ‘Inkathazo’ and the Age of Giants
2025-Jan-20
33 minutes
Episode Image A Heritage Day Special: Pulsars and possibilities – a conversation with Jocelyn Bell-Burnell (rerun)
2024-Sep-24
60 minutes
Episode Image Episode 76: First ever Live Show debut at Astronomy Olympics
2024-Aug-29
64 minutes
Episode Image Announcement: The Cosmic Savannah Live Show
2024-Aug-13
2 minutes
Episode Image Episode 75: Exploring the Universe at the SARAO Conference
2024-Jul-31
49 minutes
Episode Image Special Announcement: The Cosmic Savannah Live Show
2024-Jul-29
3 minutes
Episode Image Episode 74: Simulating Cosmic Nurseries
2024-Jul-17
61 minutes
Episode Image Episode 73: Burping Black Holes
2024-Jul-03
35 minutes
Episode Image Episode 72: Exploring New Horizons in Astronomy
2024-Jun-19
45 minutes
Episode Image Episode 71: Dark Side of the Universe
2024-Jun-05
69 minutes
Episode Image Episode 70: Season 5 in Review
2024-Feb-29
29 minutes
Episode Image Mini Episode: Big data, big IDIA
2023-Dec-22
13 minutes
Episode Image Episode 69: Into the Matrix – Visualising Polar Ring Galaxies
2023-Dec-07
53 minutes
Episode Image Episode 68: Untangling the Origins of Polar Ring Galaxies
2023-Nov-23
52 minutes
Episode Image Episode 67: A Stroll to the Edge of The Universe
2023-Nov-07
60 minutes
Episode Image Episode 66: Meertime Mysteries – Pulsars and Prizes
2023-Oct-19
51 minutes
Episode Image Episode 65: Zombies of the Cosmos (Re-run)
2023-Oct-05
51 minutes
Episode Image Episode 64: Bursts from Space
2023-Sep-07
34 minutes
Episode Image Episode 63: How Galaxies Evolve – The Quest for Cold Gas
2023-Aug-24
54 minutes
Episode Image Episode 62: Behind the Scenes of the SKAO with Phil Diamond
2023-Aug-10
36 minutes
Episode Image Episode 61: Part 2 – SKAO Construction Commencement Ceremony – Australia
2023-Aug-03
35 minutes
Episode Image Part 1 - SKAO Construction Commencement Ceremony - South Africa
2023-Jul-27
19 minutes
Episode Image Episode 60: Pulsars and possibilities – a conversation with Jocelyn Bell-Burnell
2023-Jul-12
59 minutes
Episode Image Pre-season special: What’s been happening?
2023-Jun-01
24 minutes
Episode Image Episode 59: Construction of the SKA commences!
2022-Dec-04
52 minutes
Episode Image Episode 58: Season 4 in Review
2022-Jun-21
49 minutes
Episode Image Episode 57: From dust to dust
2022-Jun-07
44 minutes
Episode Image Episode 56: Our supermassive black hole
2022-May-26
38 minutes
Episode Image Episode 55: A Trip Down Under (Re-run)
2022-May-10
57 minutes
Episode Image Episode 54: The African Network of Women in Astronomy
2022-Apr-26
44 minutes
Episode Image Episode 53: Space lasers!
2022-Apr-12
52 minutes
Episode Image Episode 52: Head Space
2022-Mar-29
59 minutes
Episode Image Episode 51: No Planet B
2022-Mar-15
48 minutes
Episode Image Episode 50: Titans of Astronomy
2022-Mar-03
53 minutes
Episode Image Episode 49: SALT Spectroscopy
2022-Feb-14
51 minutes
Episode Image Episode 48: ATLAS – Holding up the Heavens!
2022-Feb-01
41 minutes
Episode Image Episode 47: SALT and Near-Earth Asteroids (re-run)
2022-Jan-27
42 minutes
Episode Image Episode 46: A crash of clusters
2021-Dec-06
44 minutes
Episode Image Episode 45: The James Webb Space Telescope
2021-Nov-22
35 minutes
Episode Image Episode 44: Stars behaving badly! (Re-run)
2021-Nov-08
51 minutes
Episode Image Episode 43: The search for hidden hydrogen
2021-Oct-25
45 minutes
Episode Image Episode 42: Rockin’ all over the World
2021-Oct-11
49 minutes
Episode Image Episode 41: How to Train Your Galaxy
2021-Sep-27
41 minutes
Episode Image Episode 40: The mystery of the Fast Radio Burst
2021-Sep-13
53 minutes
Episode Image Episode 39: Erupting novae
2021-Aug-30
33 minutes
Episode Image Episode 38: Rise of the machines
2021-Aug-16
43 minutes
Episode Image Episode 37: Square Kilometre Array telescope is go for construction!
2021-Aug-02
53 minutes
Episode Image Episode 36: A Year in Review
2021-Apr-01
30 minutes
Episode Image Episode 35: Rising Stars
2021-Mar-18
43 minutes
Episode Image Episode 34: The Life Cycle of Galaxies
2021-Mar-04
43 minutes
Episode Image Episode 33: Mars Rovers and the South African National Space Agency
2021-Feb-16
30 minutes
Episode Image Episode 32: The MeerKAT Fornax Survey
2021-Feb-04
27 minutes
Episode Image Episode 31: Cosmic Beasts and Where to Find Them
2021-Jan-18
37 minutes
Episode Image Bonus: Rerun – Event Horizon Telescope
2020-Dec-23
49 minutes
Episode Image Episode 30: Pretty Planetary Nebulae
2020-Dec-10
27 minutes
Episode Image Episode 29: Zombies of the Cosmos
2020-Nov-26
50 minutes
Episode Image Episode 28: Under a Shared Sky
2020-Nov-12
40 minutes
Episode Image Episode 27: A Bamboo Planetarium
2020-Oct-29
39 minutes
Episode Image Episode 26: Beyond 200 years of astronomy in South Africa
2020-Oct-15
46 minutes
Episode Image Mini Episode 8: Capturing the whispers of hydrogen
2020-Oct-02
14 minutes
Episode Image Mini Episode 7: Beyond the zone of avoidance
2020-Sep-24
12 minutes
Episode Image Mini Episode: The Universe evolves too
2020-Sep-17
8 minutes
Episode Image Mini Episode: "From Hospitality to aspiring Astronomer"
2020-Sep-10
9 minutes
Episode Image Mini Episode: "But How Does Astronomy Benefit Humanity?!"
2020-Sep-03
9 minutes
Episode Image Mini Episode: The Most Powerful Explosion Ever Recorded
2020-Aug-27
16 minutes
Episode Image Mini Episode: Seeing Beyond the Satellites
2020-Aug-20
14 minutes
Episode Image Mini Episode: Watching the watchers
2020-Aug-13
15 minutes
Episode Image Special Episode: Annular Solar Eclipse 21 June 2020
2020-Jun-17
28 minutes
Episode Image Episode 25: A Year in Review
2020-Apr-23
41 minutes
Episode Image Episode 24: HIRAX
2020-Apr-10
35 minutes
Episode Image Episode 23: ThunderKAT
2020-Mar-30
39 minutes
Episode Image Episode 22: Milky Way blowing bubbles!
2020-Mar-12
40 minutes
Episode Image Episode 21: X-ray binaries and Astrocomms!
2020-Feb-27
47 minutes
Episode Image Episode 20: Cosmic Chemistry
2020-Feb-13
40 minutes
Episode Image Episode 19: Astro Molo Mhlaba
2019-Dec-19
67 minutes
Episode Image Episode 18: Dark skies over Africa
2019-Dec-05
42 minutes
Episode Image Episode 17: Space Telescopes!
2019-Nov-21
59 minutes
Episode Image Episode 16: Transit of Mercury, 11 November 2019
2019-Nov-06
34 minutes
Episode Image Episode 15: The Vatican Observatory and more!
2019-Oct-31
62 minutes
Episode Image Episode 14: Modeling Meerkats
2019-Oct-17
49 minutes
Episode Image Inter-Season Bonus: Soapbox Science
2019-Sep-20
19 minutes
Episode Image Episode 13: The South African Astronomical Observatory
2019-Aug-01
49 minutes
Episode Image Episode 12: Further Adventures in Oz
2019-Jul-18
46 minutes
Episode Image Episode 11: A Trip Down Under
2019-Jul-04
54 minutes
Episode Image Episode 10: Stars behaving badly!
2019-Jun-20
50 minutes
Episode Image Episode 9: Simulating the Universe - Part 2
2019-Jun-06
41 minutes
Episode Image Episode 8: Simulating the Universe
2019-May-23
49 minutes
Episode Image Episode 7: Under African Skies
2019-May-09
46 minutes
Episode Image Episode 6: Galactic Neighbourhoods
2019-Apr-26
40 minutes
Episode Image Episode 5 (Special Edition): Event Horizon Telescope - First Results
2019-Apr-12
46 minutes
Episode Image Episode 4: Black holes and radio jets
2019-Apr-11
45 minutes
Episode Image Episode 3: SETI with MeerKAT
2019-Mar-29
35 minutes
Episode Image Episode 2: Instruments and Singing Asteroids
2019-Mar-28
43 minutes
Episode Image Episode 1: SALT and Near-Earth Asteroids
2019-Mar-15
39 minutes
Episode Image Ep 0: The Cosmic Savannah teaser
2019-Mar-10
less than a minute