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The Cosmic Savannah

Technology Podcasts

A podcast showcasing world-class astronomy under African skies.

A podcast showcasing world-class astronomy under African skies.

Location:

South Africa

Description:

A podcast showcasing world-class astronomy under African skies.

Language:

English


Episodes

Episode 58: Season 4 in Review

6/21/2022
In this week's episode, Jacinta and Dan take a step back to review the past year of the Cosmic Savannah podcast. We chat about some of the highlights of the past year in astronomy and also some of our favourite episodes of the season. The post Episode 58: Season 4 in Review appeared first on The Cosmic Savannah.

Duration:00:49:40

Episode 57: From dust to dust

6/7/2022
In this episode we are joined by Dr Omima Osman who studies the lifecycles of cosmic dust. Omima explains how she is using computer simulations to understand how dust is created, grows and is destroyed in interstellar space. The post Episode 57: From dust to dust appeared first on The Cosmic Savannah.

Duration:00:44:38

Episode 56: Our supermassive black hole

5/26/2022
The Event Horizon Telescope (EHT) Collaboration has unveiled the first image of the supermassive black hole at the centre of our own Milky Way galaxy! We are joined by Dr Iniyan Natarajan who is a postdoctoral fellow at the University of Witwatersrand and who was part of the team of over 300 astronomers who made this possible. The post Episode 56: Our supermassive black hole appeared first on The Cosmic Savannah.

Duration:00:37:22

Episode 55: A Trip Down Under (Re-run)

5/10/2022
An oldie but a goodie - re-run of Episode 11. Jacinta takes us on a tour of her homeland, into the Australian bush, and chats about pathfinders, precursor telescopes and exciting collaborations between South Africa and Australia in the lead up to the Square Kilometre Array! The post Episode 55: A Trip Down Under (Re-run) appeared first on The Cosmic Savannah.

Duration:00:57:47

Episode 54: The African Network of Women in Astronomy

4/26/2022
In this week's episode we are joined by fours members of the board of the recently established African Network of Women in Astronomy (AfNWA). AfNWA is an initiative that aims to connect women working in astronomy and related fields in Africa. AfNWA aims to guarantee the future participation of girls and women at all levels in astronomy and science developments in Africa. The post Episode 54: The African Network of Women in Astronomy appeared first on The Cosmic Savannah.

Duration:00:40:24

Episode 53: Space lasers!

4/12/2022
A powerful, naturally occurring “space laser”, called a megamaser, has been discovered with South Africa’s MeerKAT radio telescope in a galaxy nearly five billion light-years away. We speak with the lead researcher Dr. Marcin Glowacki and team-lead Associate Professor Sarah Blyth. The post Episode 53: Space lasers! appeared first on The Cosmic Savannah.

Duration:00:48:54

Episode 52: Head Space

3/29/2022
In this week’s episode, we take a step back from astronomy and focus on mental health in academia and beyond. We are joined by Dr Jack Radcliffe, an astronomer from the University of Pretoria who speaks to us about his work on galaxy evolution, as well his recent efforts to speak out about mental health challenges facing academics in particular. The post Episode 52: Head Space appeared first on The Cosmic Savannah.

Duration:00:52:52

Episode 51: No Planet B

3/15/2022
We are joined by Prof Travis Rector, co-founder of Astronomers for Planet Earth, who chats about why and how astronomers can teach climate change! The post Episode 51: No Planet B appeared first on The Cosmic Savannah.

Duration:00:44:26

Episode 50: Titans of Astronomy

3/2/2022
In celebration of our 50th Episode, we are joined by a Titan of Astronomy, Dr Bernie Fanaroff, who speaks with us about his illustrious career and his vision for the future of astronomy in Africa The post Episode 50: Titans of Astronomy appeared first on The Cosmic Savannah.

Duration:00:52:58

Episode 49: SALT Spectroscopy

2/14/2022
This episode is in celebration of the IAU Women and Girls in Astronomy Month in February. We speak with Dr Elizabeth Naluminsa who is one of the first Ugandan women to obtain her PhD in astronomy is now working with instrumentation on the Southern African Large Telescope (SALT). The post Episode 49: SALT Spectroscopy appeared first on The Cosmic Savannah.

Duration:00:44:04

Episode 48: ATLAS – Holding up the Heavens!

2/1/2022
We're joined by SAAO Astronomer Dr Nic Erasmus who has been responsible for the newest telescope on the SAAO site (And he's just had a comet named after him!) Sutherland has become the latest observatory to host an asteroid tracking system funded by NASA! The post Episode 48: ATLAS – Holding up the Heavens! appeared first on The Cosmic Savannah.

Duration:00:20:09

Episode 47: SALT and Near-Earth Asteroids (re-run)

1/27/2022
This is a re-run of the very first episode of The Cosmic Savannah! We're re-running it in preparation for our next episode where we'll be speaking again with Nic for some exciting updates. In Episode 1, we introduce ourselves and our vision for the podcast. SALT Astronomer Dr Moses Mogotsi then describes what it's like to use the biggest optical telescope in the Southern Hemisphere (from 00:12m). Lastly, Dr Nicolas Erasmus tells us about the hunt for near-earth asteroids (from 00:23m) using...

Duration:00:42:06

Episode 46: A crash of clusters

12/6/2021
In this episode, we are joined by Dr Kenda Knowles. Kenda has just released a beautiful new dataset called the MeerKAT Galaxy Cluster Legacy Survey (MGCLS). The survey contains images of the radio emission from 115 clusters of galaxies! The post Episode 46: A crash of clusters appeared first on The Cosmic Savannah.

Duration:00:43:23

Episode 45: The James Webb Space Telescope

11/22/2021
The long-awaited James Webb Space Telescope will finally launch into space on December 18 2021! In this episode we are joined by Prof Christy Tremonti who is a professor at the University of Wisconsin, Madison. She is an observational astronomer who works on galaxy evolution and stellar feedback processes. Christy speaks with us about her work, the JWST and the exciting future that awaits! The post Episode 45: The James Webb Space Telescope appeared first on The Cosmic Savannah.

Duration:00:35:52

Episode 44: Stars behaving badly! (Re-run)

11/7/2021
We are joined by two experts in stellar astronomy, Priscilla Muheki from Mbarara University of Science and Technology, Uganda and Distinguished Professor Hakeem Oluseyi from the Florida Institute of Technology. Priscilla talks about her PhD research in Uganda studying violent outbursts, known as coronal mass ejections, from certain types of stars. Hakeem then goes on the explain these coronal mass ejections and the violent magnetic fields associated with them, and what effect they may have...

Duration:00:51:01

Episode 43: The search for hidden hydrogen

10/25/2021
In this episode, we are joined by Dr Tariq Blecher and Shilpa Ranchod who talk to us about the clever ways they are trying to capture the elusive signals of hydrogen gas in the distant Universe. The post Episode 43: The search for hidden hydrogen appeared first on The Cosmic Savannah.

Duration:00:27:51

Episode 42: Rockin’ all over the World

10/10/2021
We are joined by Dr Eugene Grosch who is a geologist and petrologist at Rhodes University in South Africa to discuss how planets create the building blocks for life! The post Episode 42: Rockin’ all over the World appeared first on The Cosmic Savannah.

Duration:00:49:16

Episode 41: How to Train Your Galaxy

9/26/2021
We are joined by Dr Rob Yates, from the University of Surrey, who chats with us about how to recreate the formation of galaxies inside a supercomputer! The post Episode 41: How to Train Your Galaxy appeared first on The Cosmic Savannah.

Duration:00:41:24

Episode 40: The mystery of the Fast Radio Burst

9/12/2021
This episode we speak with Dr Marisa Geyer. She is a pulsar astronomer and Commissioning Scientist at the South African Radio Astronomy Observatory (SARAO) in Cape Town, South Africa. MeerKAT telescope. She also explains her research on pulsars and mysterious Fast Radio Bursts (FRBs). We don't yet know what causes FRBs, but Marisa reveals some enticing clues! The post Episode 40: The mystery of the Fast Radio Burst appeared first on The Cosmic Savannah.

Duration:00:53:45

Episode 39: Erupting novae

8/29/2021
In this week's episode, we are joined by Dr Miriam Nyamai who studies thermonuclear eruptions on the surface of white dwarf stars! Miriam explains how these "novae" eruptions occur and what we can learn from them. She also describes her role as a postdoctoral researcher hunting for transient events in the sky using radio telescopes such as MeerKAT. The post Episode 39: Erupting novae appeared first on The Cosmic Savannah.

Duration:00:33:18